Home / 785,523.31-1,176,650.17-499,798.51

Finding the Fourth Proportional to 785,523.31, 1,176,650.17 and 499,798.51

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Solution

The fourth proportional to 785,523.31, 1,176,650.17 and 499,798.51 is: 748,657.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    785,523.31 : 1,176,650.17 = 499,798.51 : x
  2. Step 2: Convert to fraction form
    785,523.31/1,176,650.17 = 499,798.51/x
  3. Step 3: Cross multiply
    785,523.31x = 1,176,650.17 × 499,798.51
  4. Step 4: Simplify right side
    785,523.31x = 588,088,001,757.25
  5. Step 5: Solve for x
    x = 588,088,001,757.25/785,523.31
  6. Step 6: Final answer
    x = 748,657.61

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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.