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Finding the Fourth Proportional to 474,616.63, 711,906.48 and 174,967.57

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Solution

The fourth proportional to 474,616.63, 711,906.48 and 174,967.57 is: 262,444.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    474,616.63 : 711,906.48 = 174,967.57 : x
  2. Step 2: Convert to fraction form
    474,616.63/711,906.48 = 174,967.57/x
  3. Step 3: Cross multiply
    474,616.63x = 711,906.48 × 174,967.57
  4. Step 4: Simplify right side
    474,616.63x = 124,560,546,872.85
  5. Step 5: Solve for x
    x = 124,560,546,872.85/474,616.63
  6. Step 6: Final answer
    x = 262,444.55

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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.