Home / 502,530.20-753,824.02-142,672.92

Finding the Fourth Proportional to 502,530.20, 753,824.02 and 142,672.92

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Solution

The fourth proportional to 502,530.20, 753,824.02 and 142,672.92 is: 214,017.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    502,530.20 : 753,824.02 = 142,672.92 : x
  2. Step 2: Convert to fraction form
    502,530.20/753,824.02 = 142,672.92/x
  3. Step 3: Cross multiply
    502,530.20x = 753,824.02 × 142,672.92
  4. Step 4: Simplify right side
    502,530.20x = 107,550,274,099.54
  5. Step 5: Solve for x
    x = 107,550,274,099.54/502,530.20
  6. Step 6: Final answer
    x = 214,017.53

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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.