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Finding the Fourth Proportional to 609,880.93, 914,752.15 and 160,636.95

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Solution

The fourth proportional to 609,880.93, 914,752.15 and 160,636.95 is: 240,937.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    609,880.93 : 914,752.15 = 160,636.95 : x
  2. Step 2: Convert to fraction form
    609,880.93/914,752.15 = 160,636.95/x
  3. Step 3: Cross multiply
    609,880.93x = 914,752.15 × 160,636.95
  4. Step 4: Simplify right side
    609,880.93x = 146,942,995,381.94
  5. Step 5: Solve for x
    x = 146,942,995,381.94/609,880.93
  6. Step 6: Final answer
    x = 240,937.19

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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.