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Finding the Fourth Proportional to 467,520.72, 701,398.84 and 135,094.48

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Solution

The fourth proportional to 467,520.72, 701,398.84 and 135,094.48 is: 202,675.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    467,520.72 : 701,398.84 = 135,094.48 : x
  2. Step 2: Convert to fraction form
    467,520.72/701,398.84 = 135,094.48/x
  3. Step 3: Cross multiply
    467,520.72x = 701,398.84 × 135,094.48
  4. Step 4: Simplify right side
    467,520.72x = 94,755,111,562.40
  5. Step 5: Solve for x
    x = 94,755,111,562.40/467,520.72
  6. Step 6: Final answer
    x = 202,675.75

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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.