Home / 673,036.40-1,010,105.40-667,787.60

Finding the Fourth Proportional to 673,036.40, 1,010,105.40 and 667,787.60

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Solution

The fourth proportional to 673,036.40, 1,010,105.40 and 667,787.60 is: 1,002,227.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    673,036.40 : 1,010,105.40 = 667,787.60 : x
  2. Step 2: Convert to fraction form
    673,036.40/1,010,105.40 = 667,787.60/x
  3. Step 3: Cross multiply
    673,036.40x = 1,010,105.40 × 667,787.60
  4. Step 4: Simplify right side
    673,036.40x = 674,535,860,813.04
  5. Step 5: Solve for x
    x = 674,535,860,813.04/673,036.40
  6. Step 6: Final answer
    x = 1,002,227.90

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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.