Home / 461,589.12-692,422.56-146,039.04

Finding the Fourth Proportional to 461,589.12, 692,422.56 and 146,039.04

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Solution

The fourth proportional to 461,589.12, 692,422.56 and 146,039.04 is: 219,070.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    461,589.12 : 692,422.56 = 146,039.04 : x
  2. Step 2: Convert to fraction form
    461,589.12/692,422.56 = 146,039.04/x
  3. Step 3: Cross multiply
    461,589.12x = 692,422.56 × 146,039.04
  4. Step 4: Simplify right side
    461,589.12x = 101,120,725,936.74
  5. Step 5: Solve for x
    x = 101,120,725,936.74/461,589.12
  6. Step 6: Final answer
    x = 219,070.86

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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.