Home / 371,943.16-513,337.67-226,833.12

Finding the Fourth Proportional to 371,943.16, 513,337.67 and 226,833.12

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Solution

The fourth proportional to 371,943.16, 513,337.67 and 226,833.12 is: 313,063.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    371,943.16 : 513,337.67 = 226,833.12 : x
  2. Step 2: Convert to fraction form
    371,943.16/513,337.67 = 226,833.12/x
  3. Step 3: Cross multiply
    371,943.16x = 513,337.67 × 226,833.12
  4. Step 4: Simplify right side
    371,943.16x = 116,441,985,299.63
  5. Step 5: Solve for x
    x = 116,441,985,299.63/371,943.16
  6. Step 6: Final answer
    x = 313,063.92

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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.