Home / 480,150.60-719,839.92-329,945.82

Finding the Fourth Proportional to 480,150.60, 719,839.92 and 329,945.82

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Solution

The fourth proportional to 480,150.60, 719,839.92 and 329,945.82 is: 494,653.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    480,150.60 : 719,839.92 = 329,945.82 : x
  2. Step 2: Convert to fraction form
    480,150.60/719,839.92 = 329,945.82/x
  3. Step 3: Cross multiply
    480,150.60x = 719,839.92 × 329,945.82
  4. Step 4: Simplify right side
    480,150.60x = 237,508,172,673.13
  5. Step 5: Solve for x
    x = 237,508,172,673.13/480,150.60
  6. Step 6: Final answer
    x = 494,653.50

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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.