Home / 1,027,218.60-1,541,046.60-317,318.40

Finding the Fourth Proportional to 1,027,218.60, 1,541,046.60 and 317,318.40

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Solution

The fourth proportional to 1,027,218.60, 1,541,046.60 and 317,318.40 is: 476,045.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,027,218.60 : 1,541,046.60 = 317,318.40 : x
  2. Step 2: Convert to fraction form
    1,027,218.60/1,541,046.60 = 317,318.40/x
  3. Step 3: Cross multiply
    1,027,218.60x = 1,541,046.60 × 317,318.40
  4. Step 4: Simplify right side
    1,027,218.60x = 489,002,441,437.44
  5. Step 5: Solve for x
    x = 489,002,441,437.44/1,027,218.60
  6. Step 6: Final answer
    x = 476,045.16

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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.