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Finding the Fourth Proportional to 297,482.63, 446,223.94 and 75,866.63

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Solution

The fourth proportional to 297,482.63, 446,223.94 and 75,866.63 is: 113,799.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,482.63 : 446,223.94 = 75,866.63 : x
  2. Step 2: Convert to fraction form
    297,482.63/446,223.94 = 75,866.63/x
  3. Step 3: Cross multiply
    297,482.63x = 446,223.94 × 75,866.63
  4. Step 4: Simplify right side
    297,482.63x = 33,853,504,132.34
  5. Step 5: Solve for x
    x = 33,853,504,132.34/297,482.63
  6. Step 6: Final answer
    x = 113,799.94

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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.