Home / 513,324.27-708,053.81-329,271.57

Finding the Fourth Proportional to 513,324.27, 708,053.81 and 329,271.57

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Solution

The fourth proportional to 513,324.27, 708,053.81 and 329,271.57 is: 454,180.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    513,324.27 : 708,053.81 = 329,271.57 : x
  2. Step 2: Convert to fraction form
    513,324.27/708,053.81 = 329,271.57/x
  3. Step 3: Cross multiply
    513,324.27x = 708,053.81 × 329,271.57
  4. Step 4: Simplify right side
    513,324.27x = 233,141,988,016.82
  5. Step 5: Solve for x
    x = 233,141,988,016.82/513,324.27
  6. Step 6: Final answer
    x = 454,180.72

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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.