Home / 982,625.10-1,356,013.86-552,896.64

Finding the Fourth Proportional to 982,625.10, 1,356,013.86 and 552,896.64

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Solution

The fourth proportional to 982,625.10, 1,356,013.86 and 552,896.64 is: 762,992.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    982,625.10 : 1,356,013.86 = 552,896.64 : x
  2. Step 2: Convert to fraction form
    982,625.10/1,356,013.86 = 552,896.64/x
  3. Step 3: Cross multiply
    982,625.10x = 1,356,013.86 × 552,896.64
  4. Step 4: Simplify right side
    982,625.10x = 749,735,506,987.43
  5. Step 5: Solve for x
    x = 749,735,506,987.43/982,625.10
  6. Step 6: Final answer
    x = 762,992.42

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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.