Home / 329,415.48-454,581.15-178,509.24

Finding the Fourth Proportional to 329,415.48, 454,581.15 and 178,509.24

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Solution

The fourth proportional to 329,415.48, 454,581.15 and 178,509.24 is: 246,336.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,415.48 : 454,581.15 = 178,509.24 : x
  2. Step 2: Convert to fraction form
    329,415.48/454,581.15 = 178,509.24/x
  3. Step 3: Cross multiply
    329,415.48x = 454,581.15 × 178,509.24
  4. Step 4: Simplify right side
    329,415.48x = 81,146,935,604.83
  5. Step 5: Solve for x
    x = 81,146,935,604.83/329,415.48
  6. Step 6: Final answer
    x = 246,336.13

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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.