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Finding the Fourth Proportional to 297,456.31, 446,031.37 and 119,915.65

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Solution

The fourth proportional to 297,456.31, 446,031.37 and 119,915.65 is: 179,811.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,456.31 : 446,031.37 = 119,915.65 : x
  2. Step 2: Convert to fraction form
    297,456.31/446,031.37 = 119,915.65/x
  3. Step 3: Cross multiply
    297,456.31x = 446,031.37 × 119,915.65
  4. Step 4: Simplify right side
    297,456.31x = 53,486,142,361.37
  5. Step 5: Solve for x
    x = 53,486,142,361.37/297,456.31
  6. Step 6: Final answer
    x = 179,811.76

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1.5x scale

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.