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Finding the Fourth Proportional to 296,354.76, 444,578.28 and 96,628.80

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Solution

The fourth proportional to 296,354.76, 444,578.28 and 96,628.80 is: 144,958.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,354.76 : 444,578.28 = 96,628.80 : x
  2. Step 2: Convert to fraction form
    296,354.76/444,578.28 = 96,628.80/x
  3. Step 3: Cross multiply
    296,354.76x = 444,578.28 × 96,628.80
  4. Step 4: Simplify right side
    296,354.76x = 42,959,065,702.46
  5. Step 5: Solve for x
    x = 42,959,065,702.46/296,354.76
  6. Step 6: Final answer
    x = 144,958.24

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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.