Home / 371,943.77-513,338.51-226,833.75

Finding the Fourth Proportional to 371,943.77, 513,338.51 and 226,833.75

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Solution

The fourth proportional to 371,943.77, 513,338.51 and 226,833.75 is: 313,064.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    371,943.77 : 513,338.51 = 226,833.75 : x
  2. Step 2: Convert to fraction form
    371,943.77/513,338.51 = 226,833.75/x
  3. Step 3: Cross multiply
    371,943.77x = 513,338.51 × 226,833.75
  4. Step 4: Simplify right side
    371,943.77x = 116,442,499,809.80
  5. Step 5: Solve for x
    x = 116,442,499,809.80/371,943.77
  6. Step 6: Final answer
    x = 313,064.80

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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.