Home / 856,695.29-1,182,236.31-474,721.76

Finding the Fourth Proportional to 856,695.29, 1,182,236.31 and 474,721.76

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Solution

The fourth proportional to 856,695.29, 1,182,236.31 and 474,721.76 is: 655,114.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    856,695.29 : 1,182,236.31 = 474,721.76 : x
  2. Step 2: Convert to fraction form
    856,695.29/1,182,236.31 = 474,721.76/x
  3. Step 3: Cross multiply
    856,695.29x = 1,182,236.31 × 474,721.76
  4. Step 4: Simplify right side
    856,695.29x = 561,233,304,774.70
  5. Step 5: Solve for x
    x = 561,233,304,774.70/856,695.29
  6. Step 6: Final answer
    x = 655,114.27

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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.