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Finding the Fourth Proportional to 297,193.07, 445,788.04 and 72,554.69

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Solution

The fourth proportional to 297,193.07, 445,788.04 and 72,554.69 is: 108,831.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,193.07 : 445,788.04 = 72,554.69 : x
  2. Step 2: Convert to fraction form
    297,193.07/445,788.04 = 72,554.69/x
  3. Step 3: Cross multiply
    297,193.07x = 445,788.04 × 72,554.69
  4. Step 4: Simplify right side
    297,193.07x = 32,344,013,047.91
  5. Step 5: Solve for x
    x = 32,344,013,047.91/297,193.07
  6. Step 6: Final answer
    x = 108,831.65

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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.