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Finding the Fourth Proportional to 296,289.76, 444,480.78 and 96,563.80

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Solution

The fourth proportional to 296,289.76, 444,480.78 and 96,563.80 is: 144,860.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,289.76 : 444,480.78 = 96,563.80 : x
  2. Step 2: Convert to fraction form
    296,289.76/444,480.78 = 96,563.80/x
  3. Step 3: Cross multiply
    296,289.76x = 444,480.78 × 96,563.80
  4. Step 4: Simplify right side
    296,289.76x = 42,920,753,143.76
  5. Step 5: Solve for x
    x = 42,920,753,143.76/296,289.76
  6. Step 6: Final answer
    x = 144,860.74

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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.