Home / 332,309.92-498,534-145,271.20

Finding the Fourth Proportional to 332,309.92, 498,534 and 145,271.20

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Solution

The fourth proportional to 332,309.92, 498,534 and 145,271.20 is: 217,937.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,309.92 : 498,534 = 145,271.20 : x
  2. Step 2: Convert to fraction form
    332,309.92/498,534 = 145,271.20/x
  3. Step 3: Cross multiply
    332,309.92x = 498,534 × 145,271.20
  4. Step 4: Simplify right side
    332,309.92x = 72,422,632,420.80
  5. Step 5: Solve for x
    x = 72,422,632,420.80/332,309.92
  6. Step 6: Final answer
    x = 217,937.02

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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.