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Finding the Fourth Proportional to 297,504.56, 446,256.88 and 75,888.56

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Solution

The fourth proportional to 297,504.56, 446,256.88 and 75,888.56 is: 113,832.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,504.56 : 446,256.88 = 75,888.56 : x
  2. Step 2: Convert to fraction form
    297,504.56/446,256.88 = 75,888.56/x
  3. Step 3: Cross multiply
    297,504.56x = 446,256.88 × 75,888.56
  4. Step 4: Simplify right side
    297,504.56x = 33,865,792,939.21
  5. Step 5: Solve for x
    x = 33,865,792,939.21/297,504.56
  6. Step 6: Final answer
    x = 113,832.85

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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.