Home / 982,272.80-1,472,545.20-665,703.20

Finding the Fourth Proportional to 982,272.80, 1,472,545.20 and 665,703.20

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Solution

The fourth proportional to 982,272.80, 1,472,545.20 and 665,703.20 is: 997,969.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    982,272.80 : 1,472,545.20 = 665,703.20 : x
  2. Step 2: Convert to fraction form
    982,272.80/1,472,545.20 = 665,703.20/x
  3. Step 3: Cross multiply
    982,272.80x = 1,472,545.20 × 665,703.20
  4. Step 4: Simplify right side
    982,272.80x = 980,278,051,784.64
  5. Step 5: Solve for x
    x = 980,278,051,784.64/982,272.80
  6. Step 6: Final answer
    x = 997,969.25

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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.