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Finding the Fourth Proportional to 802,116.16, 1,203,280.90 and 375,593.75

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Solution

The fourth proportional to 802,116.16, 1,203,280.90 and 375,593.75 is: 563,440.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    802,116.16 : 1,203,280.90 = 375,593.75 : x
  2. Step 2: Convert to fraction form
    802,116.16/1,203,280.90 = 375,593.75/x
  3. Step 3: Cross multiply
    802,116.16x = 1,203,280.90 × 375,593.75
  4. Step 4: Simplify right side
    802,116.16x = 451,944,785,534.38
  5. Step 5: Solve for x
    x = 451,944,785,534.38/802,116.16
  6. Step 6: Final answer
    x = 563,440.57

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.