Home / 894,089.92-1,342,016.16-656,766.40

Finding the Fourth Proportional to 894,089.92, 1,342,016.16 and 656,766.40

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Solution

The fourth proportional to 894,089.92, 1,342,016.16 and 656,766.40 is: 985,796.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    894,089.92 : 1,342,016.16 = 656,766.40 : x
  2. Step 2: Convert to fraction form
    894,089.92/1,342,016.16 = 656,766.40/x
  3. Step 3: Cross multiply
    894,089.92x = 1,342,016.16 × 656,766.40
  4. Step 4: Simplify right side
    894,089.92x = 881,391,122,145.02
  5. Step 5: Solve for x
    x = 881,391,122,145.02/894,089.92
  6. Step 6: Final answer
    x = 985,796.96

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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.