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Finding the Fourth Proportional to 467,390.69, 701,180.34 and 147,592.52

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Solution

The fourth proportional to 467,390.69, 701,180.34 and 147,592.52 is: 221,418.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    467,390.69 : 701,180.34 = 147,592.52 : x
  2. Step 2: Convert to fraction form
    467,390.69/701,180.34 = 147,592.52/x
  3. Step 3: Cross multiply
    467,390.69x = 701,180.34 × 147,592.52
  4. Step 4: Simplify right side
    467,390.69x = 103,488,969,849.16
  5. Step 5: Solve for x
    x = 103,488,969,849.16/467,390.69
  6. Step 6: Final answer
    x = 221,418.55

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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.