Home / 787,098.06-1,179,650.25-502,678.71

Finding the Fourth Proportional to 787,098.06, 1,179,650.25 and 502,678.71

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Solution

The fourth proportional to 787,098.06, 1,179,650.25 and 502,678.71 is: 753,381.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    787,098.06 : 1,179,650.25 = 502,678.71 : x
  2. Step 2: Convert to fraction form
    787,098.06/1,179,650.25 = 502,678.71/x
  3. Step 3: Cross multiply
    787,098.06x = 1,179,650.25 × 502,678.71
  4. Step 4: Simplify right side
    787,098.06x = 592,985,065,921.18
  5. Step 5: Solve for x
    x = 592,985,065,921.18/787,098.06
  6. Step 6: Final answer
    x = 753,381.43

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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.