Home / 982,630.10-1,356,020.76-552,901.64

Finding the Fourth Proportional to 982,630.10, 1,356,020.76 and 552,901.64

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Solution

The fourth proportional to 982,630.10, 1,356,020.76 and 552,901.64 is: 762,999.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    982,630.10 : 1,356,020.76 = 552,901.64 : x
  2. Step 2: Convert to fraction form
    982,630.10/1,356,020.76 = 552,901.64/x
  3. Step 3: Cross multiply
    982,630.10x = 1,356,020.76 × 552,901.64
  4. Step 4: Simplify right side
    982,630.10x = 749,746,102,078.05
  5. Step 5: Solve for x
    x = 749,746,102,078.05/982,630.10
  6. Step 6: Final answer
    x = 762,999.32

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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.