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Finding the Fourth Proportional to 297,261.47, 445,891.01 and 107,677.47

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Solution

The fourth proportional to 297,261.47, 445,891.01 and 107,677.47 is: 161,515.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,261.47 : 445,891.01 = 107,677.47 : x
  2. Step 2: Convert to fraction form
    297,261.47/445,891.01 = 107,677.47/x
  3. Step 3: Cross multiply
    297,261.47x = 445,891.01 × 107,677.47
  4. Step 4: Simplify right side
    297,261.47x = 48,012,413,084.70
  5. Step 5: Solve for x
    x = 48,012,413,084.70/297,261.47
  6. Step 6: Final answer
    x = 161,515.76

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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.