Home / 674,006.90-1,010,291.05-336,382.70

Finding the Fourth Proportional to 674,006.90, 1,010,291.05 and 336,382.70

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Solution

The fourth proportional to 674,006.90, 1,010,291.05 and 336,382.70 is: 504,215.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    674,006.90 : 1,010,291.05 = 336,382.70 : x
  2. Step 2: Convert to fraction form
    674,006.90/1,010,291.05 = 336,382.70/x
  3. Step 3: Cross multiply
    674,006.90x = 1,010,291.05 × 336,382.70
  4. Step 4: Simplify right side
    674,006.90x = 339,844,431,184.84
  5. Step 5: Solve for x
    x = 339,844,431,184.84/674,006.90
  6. Step 6: Final answer
    x = 504,215.06

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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.