Home / 1,158,910.20-1,738,248.66-317,585.88

Finding the Fourth Proportional to 1,158,910.20, 1,738,248.66 and 317,585.88

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Solution

The fourth proportional to 1,158,910.20, 1,738,248.66 and 317,585.88 is: 476,346.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,158,910.20 : 1,738,248.66 = 317,585.88 : x
  2. Step 2: Convert to fraction form
    1,158,910.20/1,738,248.66 = 317,585.88/x
  3. Step 3: Cross multiply
    1,158,910.20x = 1,738,248.66 × 317,585.88
  4. Step 4: Simplify right side
    1,158,910.20x = 552,043,230,344.92
  5. Step 5: Solve for x
    x = 552,043,230,344.92/1,158,910.20
  6. Step 6: Final answer
    x = 476,346.86

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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.