Home / 370,940.72-556,120.41-146,469.18

Finding the Fourth Proportional to 370,940.72, 556,120.41 and 146,469.18

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Solution

The fourth proportional to 370,940.72, 556,120.41 and 146,469.18 is: 219,589.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,940.72 : 556,120.41 = 146,469.18 : x
  2. Step 2: Convert to fraction form
    370,940.72/556,120.41 = 146,469.18/x
  3. Step 3: Cross multiply
    370,940.72x = 556,120.41 × 146,469.18
  4. Step 4: Simplify right side
    370,940.72x = 81,454,500,433.96
  5. Step 5: Solve for x
    x = 81,454,500,433.96/370,940.72
  6. Step 6: Final answer
    x = 219,589.00

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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.