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Finding the Fourth Proportional to 573,659.68, 860,395.96 and 168,757.18

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Solution

The fourth proportional to 573,659.68, 860,395.96 and 168,757.18 is: 253,108.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    573,659.68 : 860,395.96 = 168,757.18 : x
  2. Step 2: Convert to fraction form
    573,659.68/860,395.96 = 168,757.18/x
  3. Step 3: Cross multiply
    573,659.68x = 860,395.96 × 168,757.18
  4. Step 4: Simplify right side
    573,659.68x = 145,197,995,892.99
  5. Step 5: Solve for x
    x = 145,197,995,892.99/573,659.68
  6. Step 6: Final answer
    x = 253,108.25

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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.