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Finding the Fourth Proportional to 332,580.96, 499,038.24 and 155,101.92

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Solution

The fourth proportional to 332,580.96, 499,038.24 and 155,101.92 is: 232,730.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,580.96 : 499,038.24 = 155,101.92 : x
  2. Step 2: Convert to fraction form
    332,580.96/499,038.24 = 155,101.92/x
  3. Step 3: Cross multiply
    332,580.96x = 499,038.24 × 155,101.92
  4. Step 4: Simplify right side
    332,580.96x = 77,401,789,177.42
  5. Step 5: Solve for x
    x = 77,401,789,177.42/332,580.96
  6. Step 6: Final answer
    x = 232,730.67

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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.