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Finding the Fourth Proportional to 332,283.32, 498,400.74 and 129,841.37

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Solution

The fourth proportional to 332,283.32, 498,400.74 and 129,841.37 is: 194,752.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,283.32 : 498,400.74 = 129,841.37 : x
  2. Step 2: Convert to fraction form
    332,283.32/498,400.74 = 129,841.37/x
  3. Step 3: Cross multiply
    332,283.32x = 498,400.74 × 129,841.37
  4. Step 4: Simplify right side
    332,283.32x = 64,713,034,890.61
  5. Step 5: Solve for x
    x = 64,713,034,890.61/332,283.32
  6. Step 6: Final answer
    x = 194,752.58

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1.5x scale

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.