Home / 744,276.60-1,116,414.90-715,246.20

Finding the Fourth Proportional to 744,276.60, 1,116,414.90 and 715,246.20

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Solution

The fourth proportional to 744,276.60, 1,116,414.90 and 715,246.20 is: 1,072,869.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    744,276.60 : 1,116,414.90 = 715,246.20 : x
  2. Step 2: Convert to fraction form
    744,276.60/1,116,414.90 = 715,246.20/x
  3. Step 3: Cross multiply
    744,276.60x = 1,116,414.90 × 715,246.20
  4. Step 4: Simplify right side
    744,276.60x = 798,511,514,848.38
  5. Step 5: Solve for x
    x = 798,511,514,848.38/744,276.60
  6. Step 6: Final answer
    x = 1,072,869.30

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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.