Home / 667,374.30-1,001,061.45-541,403.10

Finding the Fourth Proportional to 667,374.30, 1,001,061.45 and 541,403.10

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Solution

The fourth proportional to 667,374.30, 1,001,061.45 and 541,403.10 is: 812,104.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    667,374.30 : 1,001,061.45 = 541,403.10 : x
  2. Step 2: Convert to fraction form
    667,374.30/1,001,061.45 = 541,403.10/x
  3. Step 3: Cross multiply
    667,374.30x = 1,001,061.45 × 541,403.10
  4. Step 4: Simplify right side
    667,374.30x = 541,977,772,320.50
  5. Step 5: Solve for x
    x = 541,977,772,320.50/667,374.30
  6. Step 6: Final answer
    x = 812,104.65

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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.