Home / 751,327.88-1,036,506.66-497,033.24

Finding the Fourth Proportional to 751,327.88, 1,036,506.66 and 497,033.24

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Solution

The fourth proportional to 751,327.88, 1,036,506.66 and 497,033.24 is: 685,690.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    751,327.88 : 1,036,506.66 = 497,033.24 : x
  2. Step 2: Convert to fraction form
    751,327.88/1,036,506.66 = 497,033.24/x
  3. Step 3: Cross multiply
    751,327.88x = 1,036,506.66 × 497,033.24
  4. Step 4: Simplify right side
    751,327.88x = 515,178,263,501.38
  5. Step 5: Solve for x
    x = 515,178,263,501.38/751,327.88
  6. Step 6: Final answer
    x = 685,690.33

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Half scale
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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.