Home / 747,919.04-1,032,209.53-461,431.76

Finding the Fourth Proportional to 747,919.04, 1,032,209.53 and 461,431.76

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Solution

The fourth proportional to 747,919.04, 1,032,209.53 and 461,431.76 is: 636,825.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    747,919.04 : 1,032,209.53 = 461,431.76 : x
  2. Step 2: Convert to fraction form
    747,919.04/1,032,209.53 = 461,431.76/x
  3. Step 3: Cross multiply
    747,919.04x = 1,032,209.53 × 461,431.76
  4. Step 4: Simplify right side
    747,919.04x = 476,294,253,802.05
  5. Step 5: Solve for x
    x = 476,294,253,802.05/747,919.04
  6. Step 6: Final answer
    x = 636,825.96

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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.