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Finding the Fourth Proportional to 502,195.59, 753,210.16 and 165,240.45

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Solution

The fourth proportional to 502,195.59, 753,210.16 and 165,240.45 is: 247,833.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    502,195.59 : 753,210.16 = 165,240.45 : x
  2. Step 2: Convert to fraction form
    502,195.59/753,210.16 = 165,240.45/x
  3. Step 3: Cross multiply
    502,195.59x = 753,210.16 × 165,240.45
  4. Step 4: Simplify right side
    502,195.59x = 124,460,785,369.87
  5. Step 5: Solve for x
    x = 124,460,785,369.87/502,195.59
  6. Step 6: Final answer
    x = 247,833.29

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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.