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Finding the Fourth Proportional to 242,685.69, 364,028.54 and 242,335.23

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Solution

The fourth proportional to 242,685.69, 364,028.54 and 242,335.23 is: 363,502.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,685.69 : 364,028.54 = 242,335.23 : x
  2. Step 2: Convert to fraction form
    242,685.69/364,028.54 = 242,335.23/x
  3. Step 3: Cross multiply
    242,685.69x = 364,028.54 × 242,335.23
  4. Step 4: Simplify right side
    242,685.69x = 88,216,938,755.79
  5. Step 5: Solve for x
    x = 88,216,938,755.79/242,685.69
  6. Step 6: Final answer
    x = 363,502.85

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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.