Home / 332,281.32-498,397.74-129,839.37

Finding the Fourth Proportional to 332,281.32, 498,397.74 and 129,839.37

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Solution

The fourth proportional to 332,281.32, 498,397.74 and 129,839.37 is: 194,749.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,281.32 : 498,397.74 = 129,839.37 : x
  2. Step 2: Convert to fraction form
    332,281.32/498,397.74 = 129,839.37/x
  3. Step 3: Cross multiply
    332,281.32x = 498,397.74 × 129,839.37
  4. Step 4: Simplify right side
    332,281.32x = 64,711,648,571.02
  5. Step 5: Solve for x
    x = 64,711,648,571.02/332,281.32
  6. Step 6: Final answer
    x = 194,749.58

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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.