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Finding the Fourth Proportional to 252,003.80, 378,005.70 and 224,447.60

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Solution

The fourth proportional to 252,003.80, 378,005.70 and 224,447.60 is: 336,671.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,003.80 : 378,005.70 = 224,447.60 : x
  2. Step 2: Convert to fraction form
    252,003.80/378,005.70 = 224,447.60/x
  3. Step 3: Cross multiply
    252,003.80x = 378,005.70 × 224,447.60
  4. Step 4: Simplify right side
    252,003.80x = 84,842,472,151.32
  5. Step 5: Solve for x
    x = 84,842,472,151.32/252,003.80
  6. Step 6: Final answer
    x = 336,671.40

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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.