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Finding the Fourth Proportional to 297,484.31, 446,226.47 and 75,868.31

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Solution

The fourth proportional to 297,484.31, 446,226.47 and 75,868.31 is: 113,802.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,484.31 : 446,226.47 = 75,868.31 : x
  2. Step 2: Convert to fraction form
    297,484.31/446,226.47 = 75,868.31/x
  3. Step 3: Cross multiply
    297,484.31x = 446,226.47 × 75,868.31
  4. Step 4: Simplify right side
    297,484.31x = 33,854,449,176.90
  5. Step 5: Solve for x
    x = 33,854,449,176.90/297,484.31
  6. Step 6: Final answer
    x = 113,802.47

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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.