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Finding the Fourth Proportional to 242,729.70, 364,094.55 and 234,564.90

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Solution

The fourth proportional to 242,729.70, 364,094.55 and 234,564.90 is: 351,847.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,729.70 : 364,094.55 = 234,564.90 : x
  2. Step 2: Convert to fraction form
    242,729.70/364,094.55 = 234,564.90/x
  3. Step 3: Cross multiply
    242,729.70x = 364,094.55 × 234,564.90
  4. Step 4: Simplify right side
    242,729.70x = 85,403,801,711.30
  5. Step 5: Solve for x
    x = 85,403,801,711.30/242,729.70
  6. Step 6: Final answer
    x = 351,847.35

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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.