Home / 746,015.96-1,029,502.14-406,484.24

Finding the Fourth Proportional to 746,015.96, 1,029,502.14 and 406,484.24

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Solution

The fourth proportional to 746,015.96, 1,029,502.14 and 406,484.24 is: 560,948.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,015.96 : 1,029,502.14 = 406,484.24 : x
  2. Step 2: Convert to fraction form
    746,015.96/1,029,502.14 = 406,484.24/x
  3. Step 3: Cross multiply
    746,015.96x = 1,029,502.14 × 406,484.24
  4. Step 4: Simplify right side
    746,015.96x = 418,476,394,956.27
  5. Step 5: Solve for x
    x = 418,476,394,956.27/746,015.96
  6. Step 6: Final answer
    x = 560,948.31

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Half scale
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Double scale
Find fourth proportional to 746,016.96, 1,029,503.52 and 406,485.24
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.