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Finding the Fourth Proportional to 463,883.20, 695,492.70 and 179,330.20

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Solution

The fourth proportional to 463,883.20, 695,492.70 and 179,330.20 is: 268,866.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    463,883.20 : 695,492.70 = 179,330.20 : x
  2. Step 2: Convert to fraction form
    463,883.20/695,492.70 = 179,330.20/x
  3. Step 3: Cross multiply
    463,883.20x = 695,492.70 × 179,330.20
  4. Step 4: Simplify right side
    463,883.20x = 124,722,844,989.54
  5. Step 5: Solve for x
    x = 124,722,844,989.54/463,883.20
  6. Step 6: Final answer
    x = 268,866.92

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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.