Home / 496,237.40-744,360.60-141,251.28

Finding the Fourth Proportional to 496,237.40, 744,360.60 and 141,251.28

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Solution

The fourth proportional to 496,237.40, 744,360.60 and 141,251.28 is: 211,878.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,237.40 : 744,360.60 = 141,251.28 : x
  2. Step 2: Convert to fraction form
    496,237.40/744,360.60 = 141,251.28/x
  3. Step 3: Cross multiply
    496,237.40x = 744,360.60 × 141,251.28
  4. Step 4: Simplify right side
    496,237.40x = 105,141,887,531.57
  5. Step 5: Solve for x
    x = 105,141,887,531.57/496,237.40
  6. Step 6: Final answer
    x = 211,878.20

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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.