Home / 766,864.28-1,150,254.57-234,385.13

Finding the Fourth Proportional to 766,864.28, 1,150,254.57 and 234,385.13

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Solution

The fourth proportional to 766,864.28, 1,150,254.57 and 234,385.13 is: 351,564.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    766,864.28 : 1,150,254.57 = 234,385.13 : x
  2. Step 2: Convert to fraction form
    766,864.28/1,150,254.57 = 234,385.13/x
  3. Step 3: Cross multiply
    766,864.28x = 1,150,254.57 × 234,385.13
  4. Step 4: Simplify right side
    766,864.28x = 269,602,564,605.78
  5. Step 5: Solve for x
    x = 269,602,564,605.78/766,864.28
  6. Step 6: Final answer
    x = 351,564.90

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1.5x scale

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.