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Finding the Fourth Proportional to 252,101.80, 378,152.70 and 224,545.60

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Solution

The fourth proportional to 252,101.80, 378,152.70 and 224,545.60 is: 336,818.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,101.80 : 378,152.70 = 224,545.60 : x
  2. Step 2: Convert to fraction form
    252,101.80/378,152.70 = 224,545.60/x
  3. Step 3: Cross multiply
    252,101.80x = 378,152.70 × 224,545.60
  4. Step 4: Simplify right side
    252,101.80x = 84,912,524,913.12
  5. Step 5: Solve for x
    x = 84,912,524,913.12/252,101.80
  6. Step 6: Final answer
    x = 336,818.40

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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.