Home / 956,508.25-1,318,442.92-646,313.97

Finding the Fourth Proportional to 956,508.25, 1,318,442.92 and 646,313.97

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Solution

The fourth proportional to 956,508.25, 1,318,442.92 and 646,313.97 is: 890,873.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    956,508.25 : 1,318,442.92 = 646,313.97 : x
  2. Step 2: Convert to fraction form
    956,508.25/1,318,442.92 = 646,313.97/x
  3. Step 3: Cross multiply
    956,508.25x = 1,318,442.92 × 646,313.97
  4. Step 4: Simplify right side
    956,508.25x = 852,128,073,707.32
  5. Step 5: Solve for x
    x = 852,128,073,707.32/956,508.25
  6. Step 6: Final answer
    x = 890,873.73

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.