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Finding the Fourth Proportional to 332,432.64, 458,774.24 and 203,330.64

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Solution

The fourth proportional to 332,432.64, 458,774.24 and 203,330.64 is: 280,606.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,432.64 : 458,774.24 = 203,330.64 : x
  2. Step 2: Convert to fraction form
    332,432.64/458,774.24 = 203,330.64/x
  3. Step 3: Cross multiply
    332,432.64x = 458,774.24 × 203,330.64
  4. Step 4: Simplify right side
    332,432.64x = 93,282,859,834.71
  5. Step 5: Solve for x
    x = 93,282,859,834.71/332,432.64
  6. Step 6: Final answer
    x = 280,606.80

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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.