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Finding the Fourth Proportional to 368,053.76, 552,086.10 and 242,498.09

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Solution

The fourth proportional to 368,053.76, 552,086.10 and 242,498.09 is: 363,750.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    368,053.76 : 552,086.10 = 242,498.09 : x
  2. Step 2: Convert to fraction form
    368,053.76/552,086.10 = 242,498.09/x
  3. Step 3: Cross multiply
    368,053.76x = 552,086.10 × 242,498.09
  4. Step 4: Simplify right side
    368,053.76x = 133,879,822,005.12
  5. Step 5: Solve for x
    x = 133,879,822,005.12/368,053.76
  6. Step 6: Final answer
    x = 363,750.73

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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.