Home / 480,148.59-719,836.92-329,943.81

Finding the Fourth Proportional to 480,148.59, 719,836.92 and 329,943.81

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Solution

The fourth proportional to 480,148.59, 719,836.92 and 329,943.81 is: 494,650.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    480,148.59 : 719,836.92 = 329,943.81 : x
  2. Step 2: Convert to fraction form
    480,148.59/719,836.92 = 329,943.81/x
  3. Step 3: Cross multiply
    480,148.59x = 719,836.92 × 329,943.81
  4. Step 4: Simplify right side
    480,148.59x = 237,505,735,963.47
  5. Step 5: Solve for x
    x = 237,505,735,963.47/480,148.59
  6. Step 6: Final answer
    x = 494,650.49

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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.