Home / 482,533.20-665,842.04-267,619.40

Finding the Fourth Proportional to 482,533.20, 665,842.04 and 267,619.40

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Solution

The fourth proportional to 482,533.20, 665,842.04 and 267,619.40 is: 369,284.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,533.20 : 665,842.04 = 267,619.40 : x
  2. Step 2: Convert to fraction form
    482,533.20/665,842.04 = 267,619.40/x
  3. Step 3: Cross multiply
    482,533.20x = 665,842.04 × 267,619.40
  4. Step 4: Simplify right side
    482,533.20x = 178,192,247,239.58
  5. Step 5: Solve for x
    x = 178,192,247,239.58/482,533.20
  6. Step 6: Final answer
    x = 369,284.95

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.