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Finding the Fourth Proportional to 502,132.77, 753,248.77 and 165,036.69

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Solution

The fourth proportional to 502,132.77, 753,248.77 and 165,036.69 is: 247,571.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    502,132.77 : 753,248.77 = 165,036.69 : x
  2. Step 2: Convert to fraction form
    502,132.77/753,248.77 = 165,036.69/x
  3. Step 3: Cross multiply
    502,132.77x = 753,248.77 × 165,036.69
  4. Step 4: Simplify right side
    502,132.77x = 124,313,683,334.78
  5. Step 5: Solve for x
    x = 124,313,683,334.78/502,132.77
  6. Step 6: Final answer
    x = 247,571.34

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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.