Home / 730,180.62-1,007,646.75-403,484.55

Finding the Fourth Proportional to 730,180.62, 1,007,646.75 and 403,484.55

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Solution

The fourth proportional to 730,180.62, 1,007,646.75 and 403,484.55 is: 556,807.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    730,180.62 : 1,007,646.75 = 403,484.55 : x
  2. Step 2: Convert to fraction form
    730,180.62/1,007,646.75 = 403,484.55/x
  3. Step 3: Cross multiply
    730,180.62x = 1,007,646.75 × 403,484.55
  4. Step 4: Simplify right side
    730,180.62x = 406,569,895,482.71
  5. Step 5: Solve for x
    x = 406,569,895,482.71/730,180.62
  6. Step 6: Final answer
    x = 556,807.29

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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.