Home / 366,444.32-548,854.43-281,579.81

Finding the Fourth Proportional to 366,444.32, 548,854.43 and 281,579.81

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Solution

The fourth proportional to 366,444.32, 548,854.43 and 281,579.81 is: 421,745.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,444.32 : 548,854.43 = 281,579.81 : x
  2. Step 2: Convert to fraction form
    366,444.32/548,854.43 = 281,579.81/x
  3. Step 3: Cross multiply
    366,444.32x = 548,854.43 × 281,579.81
  4. Step 4: Simplify right side
    366,444.32x = 154,546,321,964.89
  5. Step 5: Solve for x
    x = 154,546,321,964.89/366,444.32
  6. Step 6: Final answer
    x = 421,745.72

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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.