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Finding the Fourth Proportional to 441,295.28, 662,103.30 and 216,632.12

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Solution

The fourth proportional to 441,295.28, 662,103.30 and 216,632.12 is: 325,026.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,295.28 : 662,103.30 = 216,632.12 : x
  2. Step 2: Convert to fraction form
    441,295.28/662,103.30 = 216,632.12/x
  3. Step 3: Cross multiply
    441,295.28x = 662,103.30 × 216,632.12
  4. Step 4: Simplify right side
    441,295.28x = 143,432,841,538.00
  5. Step 5: Solve for x
    x = 143,432,841,538.00/441,295.28
  6. Step 6: Final answer
    x = 325,026.91

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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.