Home / 854,792.64-1,179,540.36-472,724.32

Finding the Fourth Proportional to 854,792.64, 1,179,540.36 and 472,724.32

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Solution

The fourth proportional to 854,792.64, 1,179,540.36 and 472,724.32 is: 652,318.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    854,792.64 : 1,179,540.36 = 472,724.32 : x
  2. Step 2: Convert to fraction form
    854,792.64/1,179,540.36 = 472,724.32/x
  3. Step 3: Cross multiply
    854,792.64x = 1,179,540.36 × 472,724.32
  4. Step 4: Simplify right side
    854,792.64x = 557,597,414,593.56
  5. Step 5: Solve for x
    x = 557,597,414,593.56/854,792.64
  6. Step 6: Final answer
    x = 652,318.92

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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.