Home / 982,101.24-1,355,300.64-552,382.20

Finding the Fourth Proportional to 982,101.24, 1,355,300.64 and 552,382.20

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Solution

The fourth proportional to 982,101.24, 1,355,300.64 and 552,382.20 is: 762,287.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    982,101.24 : 1,355,300.64 = 552,382.20 : x
  2. Step 2: Convert to fraction form
    982,101.24/1,355,300.64 = 552,382.20/x
  3. Step 3: Cross multiply
    982,101.24x = 1,355,300.64 × 552,382.20
  4. Step 4: Simplify right side
    982,101.24x = 748,643,949,184.61
  5. Step 5: Solve for x
    x = 748,643,949,184.61/982,101.24
  6. Step 6: Final answer
    x = 762,287.96

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.