Home / 910,974.30-1,367,290.66-484,867.86

Finding the Fourth Proportional to 910,974.30, 1,367,290.66 and 484,867.86

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Solution

The fourth proportional to 910,974.30, 1,367,290.66 and 484,867.86 is: 727,743.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    910,974.30 : 1,367,290.66 = 484,867.86 : x
  2. Step 2: Convert to fraction form
    910,974.30/1,367,290.66 = 484,867.86/x
  3. Step 3: Cross multiply
    910,974.30x = 1,367,290.66 × 484,867.86
  4. Step 4: Simplify right side
    910,974.30x = 662,955,296,312.19
  5. Step 5: Solve for x
    x = 662,955,296,312.19/910,974.30
  6. Step 6: Final answer
    x = 727,743.14

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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.