Home / 982,842.21-1,474,098.89-272,942.01

Finding the Fourth Proportional to 982,842.21, 1,474,098.89 and 272,942.01

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Solution

The fourth proportional to 982,842.21, 1,474,098.89 and 272,942.01 is: 409,367.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    982,842.21 : 1,474,098.89 = 272,942.01 : x
  2. Step 2: Convert to fraction form
    982,842.21/1,474,098.89 = 272,942.01/x
  3. Step 3: Cross multiply
    982,842.21x = 1,474,098.89 × 272,942.01
  4. Step 4: Simplify right side
    982,842.21x = 402,343,512,610.66
  5. Step 5: Solve for x
    x = 402,343,512,610.66/982,842.21
  6. Step 6: Final answer
    x = 409,367.35

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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.