Home / 982,555.20-1,473,832.80-351,489.60

Finding the Fourth Proportional to 982,555.20, 1,473,832.80 and 351,489.60

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Solution

The fourth proportional to 982,555.20, 1,473,832.80 and 351,489.60 is: 527,234.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    982,555.20 : 1,473,832.80 = 351,489.60 : x
  2. Step 2: Convert to fraction form
    982,555.20/1,473,832.80 = 351,489.60/x
  3. Step 3: Cross multiply
    982,555.20x = 1,473,832.80 × 351,489.60
  4. Step 4: Simplify right side
    982,555.20x = 518,036,901,338.88
  5. Step 5: Solve for x
    x = 518,036,901,338.88/982,555.20
  6. Step 6: Final answer
    x = 527,234.40

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Similar ratio
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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.