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Finding the Fourth Proportional to 452,906.91, 625,025.70 and 248,973.55

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Solution

The fourth proportional to 452,906.91, 625,025.70 and 248,973.55 is: 343,591.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,906.91 : 625,025.70 = 248,973.55 : x
  2. Step 2: Convert to fraction form
    452,906.91/625,025.70 = 248,973.55/x
  3. Step 3: Cross multiply
    452,906.91x = 625,025.70 × 248,973.55
  4. Step 4: Simplify right side
    452,906.91x = 155,614,865,807.67
  5. Step 5: Solve for x
    x = 155,614,865,807.67/452,906.91
  6. Step 6: Final answer
    x = 343,591.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.