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Finding the Fourth Proportional to 372,604.68, 514,536.06 and 236,682.42

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Solution

The fourth proportional to 372,604.68, 514,536.06 and 236,682.42 is: 326,838.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,604.68 : 514,536.06 = 236,682.42 : x
  2. Step 2: Convert to fraction form
    372,604.68/514,536.06 = 236,682.42/x
  3. Step 3: Cross multiply
    372,604.68x = 514,536.06 × 236,682.42
  4. Step 4: Simplify right side
    372,604.68x = 121,781,639,858.07
  5. Step 5: Solve for x
    x = 121,781,639,858.07/372,604.68
  6. Step 6: Final answer
    x = 326,838.73

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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.