Home / 982,216.40-1,472,287.80-560,584.40

Finding the Fourth Proportional to 982,216.40, 1,472,287.80 and 560,584.40

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Solution

The fourth proportional to 982,216.40, 1,472,287.80 and 560,584.40 is: 840,284.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    982,216.40 : 1,472,287.80 = 560,584.40 : x
  2. Step 2: Convert to fraction form
    982,216.40/1,472,287.80 = 560,584.40/x
  3. Step 3: Cross multiply
    982,216.40x = 1,472,287.80 × 560,584.40
  4. Step 4: Simplify right side
    982,216.40x = 825,341,572,990.32
  5. Step 5: Solve for x
    x = 825,341,572,990.32/982,216.40
  6. Step 6: Final answer
    x = 840,284.86

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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.