Home / 366,864.40-548,760.60-329,693.20

Finding the Fourth Proportional to 366,864.40, 548,760.60 and 329,693.20

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Solution

The fourth proportional to 366,864.40, 548,760.60 and 329,693.20 is: 493,159.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,864.40 : 548,760.60 = 329,693.20 : x
  2. Step 2: Convert to fraction form
    366,864.40/548,760.60 = 329,693.20/x
  3. Step 3: Cross multiply
    366,864.40x = 548,760.60 × 329,693.20
  4. Step 4: Simplify right side
    366,864.40x = 180,922,638,247.92
  5. Step 5: Solve for x
    x = 180,922,638,247.92/366,864.40
  6. Step 6: Final answer
    x = 493,159.43

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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.