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Finding the Fourth Proportional to 354,798.60, 532,812.30 and 250,350.60

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Solution

The fourth proportional to 354,798.60, 532,812.30 and 250,350.60 is: 375,959.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,798.60 : 532,812.30 = 250,350.60 : x
  2. Step 2: Convert to fraction form
    354,798.60/532,812.30 = 250,350.60/x
  3. Step 3: Cross multiply
    354,798.60x = 532,812.30 × 250,350.60
  4. Step 4: Simplify right side
    354,798.60x = 133,389,878,992.38
  5. Step 5: Solve for x
    x = 133,389,878,992.38/354,798.60
  6. Step 6: Final answer
    x = 375,959.43

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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.