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Finding the Fourth Proportional to 363,576.33, 501,729.35 and 212,698.89

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Solution

The fourth proportional to 363,576.33, 501,729.35 and 212,698.89 is: 293,520.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,576.33 : 501,729.35 = 212,698.89 : x
  2. Step 2: Convert to fraction form
    363,576.33/501,729.35 = 212,698.89/x
  3. Step 3: Cross multiply
    363,576.33x = 501,729.35 × 212,698.89
  4. Step 4: Simplify right side
    363,576.33x = 106,717,274,761.93
  5. Step 5: Solve for x
    x = 106,717,274,761.93/363,576.33
  6. Step 6: Final answer
    x = 293,520.96

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1.5x scale

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.