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Finding the Fourth Proportional to 332,105.80, 498,158.70 and 304,549.60

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Solution

The fourth proportional to 332,105.80, 498,158.70 and 304,549.60 is: 456,824.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,105.80 : 498,158.70 = 304,549.60 : x
  2. Step 2: Convert to fraction form
    332,105.80/498,158.70 = 304,549.60/x
  3. Step 3: Cross multiply
    332,105.80x = 498,158.70 × 304,549.60
  4. Step 4: Simplify right side
    332,105.80x = 151,714,032,821.52
  5. Step 5: Solve for x
    x = 151,714,032,821.52/332,105.80
  6. Step 6: Final answer
    x = 456,824.40

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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.