Home / 676,765.31-933,847.16-404,733.83

Finding the Fourth Proportional to 676,765.31, 933,847.16 and 404,733.83

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Solution

The fourth proportional to 676,765.31, 933,847.16 and 404,733.83 is: 558,479.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    676,765.31 : 933,847.16 = 404,733.83 : x
  2. Step 2: Convert to fraction form
    676,765.31/933,847.16 = 404,733.83/x
  3. Step 3: Cross multiply
    676,765.31x = 933,847.16 × 404,733.83
  4. Step 4: Simplify right side
    676,765.31x = 377,959,541,047.88
  5. Step 5: Solve for x
    x = 377,959,541,047.88/676,765.31
  6. Step 6: Final answer
    x = 558,479.48

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.