Home / 824,382.90-1,236,657.87-284,568.82

Finding the Fourth Proportional to 824,382.90, 1,236,657.87 and 284,568.82

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Solution

The fourth proportional to 824,382.90, 1,236,657.87 and 284,568.82 is: 426,882.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    824,382.90 : 1,236,657.87 = 284,568.82 : x
  2. Step 2: Convert to fraction form
    824,382.90/1,236,657.87 = 284,568.82/x
  3. Step 3: Cross multiply
    824,382.90x = 1,236,657.87 × 284,568.82
  4. Step 4: Simplify right side
    824,382.90x = 351,914,270,809.61
  5. Step 5: Solve for x
    x = 351,914,270,809.61/824,382.90
  6. Step 6: Final answer
    x = 426,882.06

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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.