Home / 555,772.62-766,961.19-301,123.02

Finding the Fourth Proportional to 555,772.62, 766,961.19 and 301,123.02

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Solution

The fourth proportional to 555,772.62, 766,961.19 and 301,123.02 is: 415,547.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    555,772.62 : 766,961.19 = 301,123.02 : x
  2. Step 2: Convert to fraction form
    555,772.62/766,961.19 = 301,123.02/x
  3. Step 3: Cross multiply
    555,772.62x = 766,961.19 × 301,123.02
  4. Step 4: Simplify right side
    555,772.62x = 230,949,669,755.59
  5. Step 5: Solve for x
    x = 230,949,669,755.59/555,772.62
  6. Step 6: Final answer
    x = 415,547.04

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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.