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Finding the Fourth Proportional to 467,439.86, 700,910.34 and 242,573.90

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Solution

The fourth proportional to 467,439.86, 700,910.34 and 242,573.90 is: 363,731.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    467,439.86 : 700,910.34 = 242,573.90 : x
  2. Step 2: Convert to fraction form
    467,439.86/700,910.34 = 242,573.90/x
  3. Step 3: Cross multiply
    467,439.86x = 700,910.34 × 242,573.90
  4. Step 4: Simplify right side
    467,439.86x = 170,022,554,724.13
  5. Step 5: Solve for x
    x = 170,022,554,724.13/467,439.86
  6. Step 6: Final answer
    x = 363,731.40

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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.