Home / 332,276.30-498,529.65-145,421.90

Finding the Fourth Proportional to 332,276.30, 498,529.65 and 145,421.90

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Solution

The fourth proportional to 332,276.30, 498,529.65 and 145,421.90 is: 218,183.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,276.30 : 498,529.65 = 145,421.90 : x
  2. Step 2: Convert to fraction form
    332,276.30/498,529.65 = 145,421.90/x
  3. Step 3: Cross multiply
    332,276.30x = 498,529.65 × 145,421.90
  4. Step 4: Simplify right side
    332,276.30x = 72,497,128,909.34
  5. Step 5: Solve for x
    x = 72,497,128,909.34/332,276.30
  6. Step 6: Final answer
    x = 218,183.27

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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.