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Finding the Fourth Proportional to 484,649.52, 727,091.70 and 152,225.52

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Solution

The fourth proportional to 484,649.52, 727,091.70 and 152,225.52 is: 228,375.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,649.52 : 727,091.70 = 152,225.52 : x
  2. Step 2: Convert to fraction form
    484,649.52/727,091.70 = 152,225.52/x
  3. Step 3: Cross multiply
    484,649.52x = 727,091.70 × 152,225.52
  4. Step 4: Simplify right side
    484,649.52x = 110,681,912,120.18
  5. Step 5: Solve for x
    x = 110,681,912,120.18/484,649.52
  6. Step 6: Final answer
    x = 228,375.16

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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.