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Finding the Fourth Proportional to 297,505.56, 446,258.38 and 75,889.56

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Solution

The fourth proportional to 297,505.56, 446,258.38 and 75,889.56 is: 113,834.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,505.56 : 446,258.38 = 75,889.56 : x
  2. Step 2: Convert to fraction form
    297,505.56/446,258.38 = 75,889.56/x
  3. Step 3: Cross multiply
    297,505.56x = 446,258.38 × 75,889.56
  4. Step 4: Simplify right side
    297,505.56x = 33,866,352,104.51
  5. Step 5: Solve for x
    x = 33,866,352,104.51/297,505.56
  6. Step 6: Final answer
    x = 113,834.35

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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.