Home / 854,947.88-1,179,774.93-472,974.66

Finding the Fourth Proportional to 854,947.88, 1,179,774.93 and 472,974.66

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Solution

The fourth proportional to 854,947.88, 1,179,774.93 and 472,974.66 is: 652,675.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    854,947.88 : 1,179,774.93 = 472,974.66 : x
  2. Step 2: Convert to fraction form
    854,947.88/1,179,774.93 = 472,974.66/x
  3. Step 3: Cross multiply
    854,947.88x = 1,179,774.93 × 472,974.66
  4. Step 4: Simplify right side
    854,947.88x = 558,003,652,591.09
  5. Step 5: Solve for x
    x = 558,003,652,591.09/854,947.88
  6. Step 6: Final answer
    x = 652,675.64

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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.