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Finding the Fourth Proportional to 409,302.22, 614,337.27 and 251,838.22

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Solution

The fourth proportional to 409,302.22, 614,337.27 and 251,838.22 is: 377,993.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    409,302.22 : 614,337.27 = 251,838.22 : x
  2. Step 2: Convert to fraction form
    409,302.22/614,337.27 = 251,838.22/x
  3. Step 3: Cross multiply
    409,302.22x = 614,337.27 × 251,838.22
  4. Step 4: Simplify right side
    409,302.22x = 154,713,604,556.46
  5. Step 5: Solve for x
    x = 154,713,604,556.46/409,302.22
  6. Step 6: Final answer
    x = 377,993.56

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.