Home / 490,888.29-736,246.04-131,063.61

Finding the Fourth Proportional to 490,888.29, 736,246.04 and 131,063.61

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Solution

The fourth proportional to 490,888.29, 736,246.04 and 131,063.61 is: 196,572.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    490,888.29 : 736,246.04 = 131,063.61 : x
  2. Step 2: Convert to fraction form
    490,888.29/736,246.04 = 131,063.61/x
  3. Step 3: Cross multiply
    490,888.29x = 736,246.04 × 131,063.61
  4. Step 4: Simplify right side
    490,888.29x = 96,495,063,195.29
  5. Step 5: Solve for x
    x = 96,495,063,195.29/490,888.29
  6. Step 6: Final answer
    x = 196,572.35

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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.