Home / 917,162.83-1,369,568.03-749,016.73

Finding the Fourth Proportional to 917,162.83, 1,369,568.03 and 749,016.73

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Solution

The fourth proportional to 917,162.83, 1,369,568.03 and 749,016.73 is: 1,118,481.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    917,162.83 : 1,369,568.03 = 749,016.73 : x
  2. Step 2: Convert to fraction form
    917,162.83/1,369,568.03 = 749,016.73/x
  3. Step 3: Cross multiply
    917,162.83x = 1,369,568.03 × 749,016.73
  4. Step 4: Simplify right side
    917,162.83x = 1,025,829,367,343.14
  5. Step 5: Solve for x
    x = 1,025,829,367,343.14/917,162.83
  6. Step 6: Final answer
    x = 1,118,481.18

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.