Home / 469,053.29-647,055.69-296,680.92

Finding the Fourth Proportional to 469,053.29, 647,055.69 and 296,680.92

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Solution

The fourth proportional to 469,053.29, 647,055.69 and 296,680.92 is: 409,269.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    469,053.29 : 647,055.69 = 296,680.92 : x
  2. Step 2: Convert to fraction form
    469,053.29/647,055.69 = 296,680.92/x
  3. Step 3: Cross multiply
    469,053.29x = 647,055.69 × 296,680.92
  4. Step 4: Simplify right side
    469,053.29x = 191,969,077,400.44
  5. Step 5: Solve for x
    x = 191,969,077,400.44/469,053.29
  6. Step 6: Final answer
    x = 409,269.23

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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.