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Finding the Fourth Proportional to 395,598.41, 592,748.87 and 167,711.95

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Solution

The fourth proportional to 395,598.41, 592,748.87 and 167,711.95 is: 251,292.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    395,598.41 : 592,748.87 = 167,711.95 : x
  2. Step 2: Convert to fraction form
    395,598.41/592,748.87 = 167,711.95/x
  3. Step 3: Cross multiply
    395,598.41x = 592,748.87 × 167,711.95
  4. Step 4: Simplify right side
    395,598.41x = 99,411,066,359.54
  5. Step 5: Solve for x
    x = 99,411,066,359.54/395,598.41
  6. Step 6: Final answer
    x = 251,292.88

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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.