Home / 527,264.28-791,031.24-153,287.28

Finding the Fourth Proportional to 527,264.28, 791,031.24 and 153,287.28

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Solution

The fourth proportional to 527,264.28, 791,031.24 and 153,287.28 is: 229,970.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    527,264.28 : 791,031.24 = 153,287.28 : x
  2. Step 2: Convert to fraction form
    527,264.28/791,031.24 = 153,287.28/x
  3. Step 3: Cross multiply
    527,264.28x = 791,031.24 × 153,287.28
  4. Step 4: Simplify right side
    527,264.28x = 121,255,027,174.63
  5. Step 5: Solve for x
    x = 121,255,027,174.63/527,264.28
  6. Step 6: Final answer
    x = 229,970.12

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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.