Home / 576,215.17-795,156.08-318,086.57

Finding the Fourth Proportional to 576,215.17, 795,156.08 and 318,086.57

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Solution

The fourth proportional to 576,215.17, 795,156.08 and 318,086.57 is: 438,947.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    576,215.17 : 795,156.08 = 318,086.57 : x
  2. Step 2: Convert to fraction form
    576,215.17/795,156.08 = 318,086.57/x
  3. Step 3: Cross multiply
    576,215.17x = 795,156.08 × 318,086.57
  4. Step 4: Simplify right side
    576,215.17x = 252,928,472,884.95
  5. Step 5: Solve for x
    x = 252,928,472,884.95/576,215.17
  6. Step 6: Final answer
    x = 438,947.96

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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.