Home / 982,765.22-1,474,156.08-272,848.62

Finding the Fourth Proportional to 982,765.22, 1,474,156.08 and 272,848.62

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Solution

The fourth proportional to 982,765.22, 1,474,156.08 and 272,848.62 is: 409,275.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    982,765.22 : 1,474,156.08 = 272,848.62 : x
  2. Step 2: Convert to fraction form
    982,765.22/1,474,156.08 = 272,848.62/x
  3. Step 3: Cross multiply
    982,765.22x = 1,474,156.08 × 272,848.62
  4. Step 4: Simplify right side
    982,765.22x = 402,221,452,092.61
  5. Step 5: Solve for x
    x = 402,221,452,092.61/982,765.22
  6. Step 6: Final answer
    x = 409,275.22

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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.