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Finding the Fourth Proportional to 593,058.43, 818,479.25 and 338,447.89

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Solution

The fourth proportional to 593,058.43, 818,479.25 and 338,447.89 is: 467,091.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    593,058.43 : 818,479.25 = 338,447.89 : x
  2. Step 2: Convert to fraction form
    593,058.43/818,479.25 = 338,447.89/x
  3. Step 3: Cross multiply
    593,058.43x = 818,479.25 × 338,447.89
  4. Step 4: Simplify right side
    593,058.43x = 277,012,575,171.28
  5. Step 5: Solve for x
    x = 277,012,575,171.28/593,058.43
  6. Step 6: Final answer
    x = 467,091.54

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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.