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Finding the Fourth Proportional to 471,024.53, 650,160.20 and 374,399.83

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Solution

The fourth proportional to 471,024.53, 650,160.20 and 374,399.83 is: 516,788.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    471,024.53 : 650,160.20 = 374,399.83 : x
  2. Step 2: Convert to fraction form
    471,024.53/650,160.20 = 374,399.83/x
  3. Step 3: Cross multiply
    471,024.53x = 650,160.20 × 374,399.83
  4. Step 4: Simplify right side
    471,024.53x = 243,419,867,663.37
  5. Step 5: Solve for x
    x = 243,419,867,663.37/471,024.53
  6. Step 6: Final answer
    x = 516,788.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.