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Finding the Fourth Proportional to 616,334.22, 850,524.91 and 344,404.35

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Solution

The fourth proportional to 616,334.22, 850,524.91 and 344,404.35 is: 475,268.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    616,334.22 : 850,524.91 = 344,404.35 : x
  2. Step 2: Convert to fraction form
    616,334.22/850,524.91 = 344,404.35/x
  3. Step 3: Cross multiply
    616,334.22x = 850,524.91 × 344,404.35
  4. Step 4: Simplify right side
    616,334.22x = 292,924,477,926.35
  5. Step 5: Solve for x
    x = 292,924,477,926.35/616,334.22
  6. Step 6: Final answer
    x = 475,268.89

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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.