Home / 801,641.09-1,202,476.98-261,898.86

Finding the Fourth Proportional to 801,641.09, 1,202,476.98 and 261,898.86

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Solution

The fourth proportional to 801,641.09, 1,202,476.98 and 261,898.86 is: 392,853.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    801,641.09 : 1,202,476.98 = 261,898.86 : x
  2. Step 2: Convert to fraction form
    801,641.09/1,202,476.98 = 261,898.86/x
  3. Step 3: Cross multiply
    801,641.09x = 1,202,476.98 × 261,898.86
  4. Step 4: Simplify right side
    801,641.09x = 314,927,345,922.56
  5. Step 5: Solve for x
    x = 314,927,345,922.56/801,641.09
  6. Step 6: Final answer
    x = 392,853.30

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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.