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Finding the Fourth Proportional to 441,292.28, 662,098.80 and 216,629.12

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Solution

The fourth proportional to 441,292.28, 662,098.80 and 216,629.12 is: 325,022.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,292.28 : 662,098.80 = 216,629.12 : x
  2. Step 2: Convert to fraction form
    441,292.28/662,098.80 = 216,629.12/x
  3. Step 3: Cross multiply
    441,292.28x = 662,098.80 × 216,629.12
  4. Step 4: Simplify right side
    441,292.28x = 143,429,880,397.06
  5. Step 5: Solve for x
    x = 143,429,880,397.06/441,292.28
  6. Step 6: Final answer
    x = 325,022.41

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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.