Home / 854,954.19-1,179,871.52-472,974.39

Finding the Fourth Proportional to 854,954.19, 1,179,871.52 and 472,974.39

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Solution

The fourth proportional to 854,954.19, 1,179,871.52 and 472,974.39 is: 652,723.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    854,954.19 : 1,179,871.52 = 472,974.39 : x
  2. Step 2: Convert to fraction form
    854,954.19/1,179,871.52 = 472,974.39/x
  3. Step 3: Cross multiply
    854,954.19x = 1,179,871.52 × 472,974.39
  4. Step 4: Simplify right side
    854,954.19x = 558,049,010,085.50
  5. Step 5: Solve for x
    x = 558,049,010,085.50/854,954.19
  6. Step 6: Final answer
    x = 652,723.87

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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.