Home / 982,337.20-1,355,515.50-552,608.44

Finding the Fourth Proportional to 982,337.20, 1,355,515.50 and 552,608.44

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Solution

The fourth proportional to 982,337.20, 1,355,515.50 and 552,608.44 is: 762,537.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    982,337.20 : 1,355,515.50 = 552,608.44 : x
  2. Step 2: Convert to fraction form
    982,337.20/1,355,515.50 = 552,608.44/x
  3. Step 3: Cross multiply
    982,337.20x = 1,355,515.50 × 552,608.44
  4. Step 4: Simplify right side
    982,337.20x = 749,069,305,850.82
  5. Step 5: Solve for x
    x = 749,069,305,850.82/982,337.20
  6. Step 6: Final answer
    x = 762,537.86

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1.5x scale

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.