Home / 746,598.03-1,030,306.31-407,066.28

Finding the Fourth Proportional to 746,598.03, 1,030,306.31 and 407,066.28

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Solution

The fourth proportional to 746,598.03, 1,030,306.31 and 407,066.28 is: 561,752.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,598.03 : 1,030,306.31 = 407,066.28 : x
  2. Step 2: Convert to fraction form
    746,598.03/1,030,306.31 = 407,066.28/x
  3. Step 3: Cross multiply
    746,598.03x = 1,030,306.31 × 407,066.28
  4. Step 4: Simplify right side
    746,598.03x = 419,402,956,872.23
  5. Step 5: Solve for x
    x = 419,402,956,872.23/746,598.03
  6. Step 6: Final answer
    x = 561,752.03

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Double scale
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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.