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Finding the Fourth Proportional to 332,007.40, 497,708.70 and 121,594.60

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Solution

The fourth proportional to 332,007.40, 497,708.70 and 121,594.60 is: 182,281.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,007.40 : 497,708.70 = 121,594.60 : x
  2. Step 2: Convert to fraction form
    332,007.40/497,708.70 = 121,594.60/x
  3. Step 3: Cross multiply
    332,007.40x = 497,708.70 × 121,594.60
  4. Step 4: Simplify right side
    332,007.40x = 60,518,690,293.02
  5. Step 5: Solve for x
    x = 60,518,690,293.02/332,007.40
  6. Step 6: Final answer
    x = 182,281.15

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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.