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Finding the Fourth Proportional to 448,470.88, 618,894.68 and 244,520.17

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Solution

The fourth proportional to 448,470.88, 618,894.68 and 244,520.17 is: 337,440.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,470.88 : 618,894.68 = 244,520.17 : x
  2. Step 2: Convert to fraction form
    448,470.88/618,894.68 = 244,520.17/x
  3. Step 3: Cross multiply
    448,470.88x = 618,894.68 × 244,520.17
  4. Step 4: Simplify right side
    448,470.88x = 151,332,229,595.86
  5. Step 5: Solve for x
    x = 151,332,229,595.86/448,470.88
  6. Step 6: Final answer
    x = 337,440.48

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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.