Home / 801,397.53-1,105,930.36-433,878.50

Finding the Fourth Proportional to 801,397.53, 1,105,930.36 and 433,878.50

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Solution

The fourth proportional to 801,397.53, 1,105,930.36 and 433,878.50 is: 598,753.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    801,397.53 : 1,105,930.36 = 433,878.50 : x
  2. Step 2: Convert to fraction form
    801,397.53/1,105,930.36 = 433,878.50/x
  3. Step 3: Cross multiply
    801,397.53x = 1,105,930.36 × 433,878.50
  4. Step 4: Simplify right side
    801,397.53x = 479,839,409,397.24
  5. Step 5: Solve for x
    x = 479,839,409,397.24/801,397.53
  6. Step 6: Final answer
    x = 598,753.29

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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.