Home / 329,479.20-454,681.08-178,576.24

Finding the Fourth Proportional to 329,479.20, 454,681.08 and 178,576.24

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Solution

The fourth proportional to 329,479.20, 454,681.08 and 178,576.24 is: 246,435.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,479.20 : 454,681.08 = 178,576.24 : x
  2. Step 2: Convert to fraction form
    329,479.20/454,681.08 = 178,576.24/x
  3. Step 3: Cross multiply
    329,479.20x = 454,681.08 × 178,576.24
  4. Step 4: Simplify right side
    329,479.20x = 81,195,237,665.54
  5. Step 5: Solve for x
    x = 81,195,237,665.54/329,479.20
  6. Step 6: Final answer
    x = 246,435.09

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1.5x scale

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.