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Finding the Fourth Proportional to 374,076.48, 561,115.92 and 93,593.72

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Solution

The fourth proportional to 374,076.48, 561,115.92 and 93,593.72 is: 140,390.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,076.48 : 561,115.92 = 93,593.72 : x
  2. Step 2: Convert to fraction form
    374,076.48/561,115.92 = 93,593.72/x
  3. Step 3: Cross multiply
    374,076.48x = 561,115.92 × 93,593.72
  4. Step 4: Simplify right side
    374,076.48x = 52,516,926,304.02
  5. Step 5: Solve for x
    x = 52,516,926,304.02/374,076.48
  6. Step 6: Final answer
    x = 140,390.88

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1.5x scale

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.