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Finding the Fourth Proportional to 374,277.96, 561,419.37 and 149,657.27

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Solution

The fourth proportional to 374,277.96, 561,419.37 and 149,657.27 is: 224,486.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,277.96 : 561,419.37 = 149,657.27 : x
  2. Step 2: Convert to fraction form
    374,277.96/561,419.37 = 149,657.27/x
  3. Step 3: Cross multiply
    374,277.96x = 561,419.37 × 149,657.27
  4. Step 4: Simplify right side
    374,277.96x = 84,020,487,432.22
  5. Step 5: Solve for x
    x = 84,020,487,432.22/374,277.96
  6. Step 6: Final answer
    x = 224,486.87

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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.