Home / 854,787.46-1,281,048.62-454,566.46

Finding the Fourth Proportional to 854,787.46, 1,281,048.62 and 454,566.46

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Solution

The fourth proportional to 854,787.46, 1,281,048.62 and 454,566.46 is: 681,247.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    854,787.46 : 1,281,048.62 = 454,566.46 : x
  2. Step 2: Convert to fraction form
    854,787.46/1,281,048.62 = 454,566.46/x
  3. Step 3: Cross multiply
    854,787.46x = 1,281,048.62 × 454,566.46
  4. Step 4: Simplify right side
    854,787.46x = 582,321,736,281.29
  5. Step 5: Solve for x
    x = 582,321,736,281.29/854,787.46
  6. Step 6: Final answer
    x = 681,247.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.