Home / 691,949.88-1,036,535.32-344,687.44

Finding the Fourth Proportional to 691,949.88, 1,036,535.32 and 344,687.44

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Solution

The fourth proportional to 691,949.88, 1,036,535.32 and 344,687.44 is: 516,339.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    691,949.88 : 1,036,535.32 = 344,687.44 : x
  2. Step 2: Convert to fraction form
    691,949.88/1,036,535.32 = 344,687.44/x
  3. Step 3: Cross multiply
    691,949.88x = 1,036,535.32 × 344,687.44
  4. Step 4: Simplify right side
    691,949.88x = 357,280,705,920.38
  5. Step 5: Solve for x
    x = 357,280,705,920.38/691,949.88
  6. Step 6: Final answer
    x = 516,339.00

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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.