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Finding the Fourth Proportional to 242,292.24, 363,498.84 and 84,522

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Solution

The fourth proportional to 242,292.24, 363,498.84 and 84,522 is: 126,804.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,292.24 : 363,498.84 = 84,522 : x
  2. Step 2: Convert to fraction form
    242,292.24/363,498.84 = 84,522/x
  3. Step 3: Cross multiply
    242,292.24x = 363,498.84 × 84,522
  4. Step 4: Simplify right side
    242,292.24x = 30,723,648,954.48
  5. Step 5: Solve for x
    x = 30,723,648,954.48/242,292.24
  6. Step 6: Final answer
    x = 126,804.10

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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.