Home / 976,913.80-1,465,370.70-658,049.20

Finding the Fourth Proportional to 976,913.80, 1,465,370.70 and 658,049.20

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Solution

The fourth proportional to 976,913.80, 1,465,370.70 and 658,049.20 is: 987,073.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    976,913.80 : 1,465,370.70 = 658,049.20 : x
  2. Step 2: Convert to fraction form
    976,913.80/1,465,370.70 = 658,049.20/x
  3. Step 3: Cross multiply
    976,913.80x = 1,465,370.70 × 658,049.20
  4. Step 4: Simplify right side
    976,913.80x = 964,286,016,838.44
  5. Step 5: Solve for x
    x = 964,286,016,838.44/976,913.80
  6. Step 6: Final answer
    x = 987,073.80

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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.