Home / 798,083.64-1,195,218.72-442,215

Finding the Fourth Proportional to 798,083.64, 1,195,218.72 and 442,215

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Solution

The fourth proportional to 798,083.64, 1,195,218.72 and 442,215 is: 662,265.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    798,083.64 : 1,195,218.72 = 442,215 : x
  2. Step 2: Convert to fraction form
    798,083.64/1,195,218.72 = 442,215/x
  3. Step 3: Cross multiply
    798,083.64x = 1,195,218.72 × 442,215
  4. Step 4: Simplify right side
    798,083.64x = 528,543,646,264.80
  5. Step 5: Solve for x
    x = 528,543,646,264.80/798,083.64
  6. Step 6: Final answer
    x = 662,265.98

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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.