Home / 986,207.10-1,479,310.65-650,283.90

Finding the Fourth Proportional to 986,207.10, 1,479,310.65 and 650,283.90

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Solution

The fourth proportional to 986,207.10, 1,479,310.65 and 650,283.90 is: 975,425.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    986,207.10 : 1,479,310.65 = 650,283.90 : x
  2. Step 2: Convert to fraction form
    986,207.10/1,479,310.65 = 650,283.90/x
  3. Step 3: Cross multiply
    986,207.10x = 1,479,310.65 × 650,283.90
  4. Step 4: Simplify right side
    986,207.10x = 961,971,898,793.54
  5. Step 5: Solve for x
    x = 961,971,898,793.54/986,207.10
  6. Step 6: Final answer
    x = 975,425.85

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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.