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Finding the Fourth Proportional to 363,354.57, 548,444.79 and 363,354.57

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Solution

The fourth proportional to 363,354.57, 548,444.79 and 363,354.57 is: 548,444.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,354.57 : 548,444.79 = 363,354.57 : x
  2. Step 2: Convert to fraction form
    363,354.57/548,444.79 = 363,354.57/x
  3. Step 3: Cross multiply
    363,354.57x = 548,444.79 × 363,354.57
  4. Step 4: Simplify right side
    363,354.57x = 199,279,920,839.19
  5. Step 5: Solve for x
    x = 199,279,920,839.19/363,354.57
  6. Step 6: Final answer
    x = 548,444.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.