Home / 849,229.92-1,272,445.20-493,244.64

Finding the Fourth Proportional to 849,229.92, 1,272,445.20 and 493,244.64

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Solution

The fourth proportional to 849,229.92, 1,272,445.20 and 493,244.64 is: 739,054.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    849,229.92 : 1,272,445.20 = 493,244.64 : x
  2. Step 2: Convert to fraction form
    849,229.92/1,272,445.20 = 493,244.64/x
  3. Step 3: Cross multiply
    849,229.92x = 1,272,445.20 × 493,244.64
  4. Step 4: Simplify right side
    849,229.92x = 627,626,774,593.73
  5. Step 5: Solve for x
    x = 627,626,774,593.73/849,229.92
  6. Step 6: Final answer
    x = 739,054.01

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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.