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Finding the Fourth Proportional to 332,135.16, 495,631.86 and 296,693.88

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Solution

The fourth proportional to 332,135.16, 495,631.86 and 296,693.88 is: 442,744.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,135.16 : 495,631.86 = 296,693.88 : x
  2. Step 2: Convert to fraction form
    332,135.16/495,631.86 = 296,693.88/x
  3. Step 3: Cross multiply
    332,135.16x = 495,631.86 × 296,693.88
  4. Step 4: Simplify right side
    332,135.16x = 147,050,939,595.02
  5. Step 5: Solve for x
    x = 147,050,939,595.02/332,135.16
  6. Step 6: Final answer
    x = 442,744.27

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.