Home / 854,739.32-1,179,460.96-472,757.92

Finding the Fourth Proportional to 854,739.32, 1,179,460.96 and 472,757.92

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Solution

The fourth proportional to 854,739.32, 1,179,460.96 and 472,757.92 is: 652,362.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    854,739.32 : 1,179,460.96 = 472,757.92 : x
  2. Step 2: Convert to fraction form
    854,739.32/1,179,460.96 = 472,757.92/x
  3. Step 3: Cross multiply
    854,739.32x = 1,179,460.96 × 472,757.92
  4. Step 4: Simplify right side
    854,739.32x = 557,599,510,170.80
  5. Step 5: Solve for x
    x = 557,599,510,170.80/854,739.32
  6. Step 6: Final answer
    x = 652,362.07

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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.