Home / 897,387.94-1,345,687.83-336,028.78

Finding the Fourth Proportional to 897,387.94, 1,345,687.83 and 336,028.78

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Solution

The fourth proportional to 897,387.94, 1,345,687.83 and 336,028.78 is: 503,895.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    897,387.94 : 1,345,687.83 = 336,028.78 : x
  2. Step 2: Convert to fraction form
    897,387.94/1,345,687.83 = 336,028.78/x
  3. Step 3: Cross multiply
    897,387.94x = 1,345,687.83 × 336,028.78
  4. Step 4: Simplify right side
    897,387.94x = 452,189,839,775.75
  5. Step 5: Solve for x
    x = 452,189,839,775.75/897,387.94
  6. Step 6: Final answer
    x = 503,895.61

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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.