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Finding the Fourth Proportional to 482,182.84, 665,411.20 and 267,317.36

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Solution

The fourth proportional to 482,182.84, 665,411.20 and 267,317.36 is: 368,897.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,182.84 : 665,411.20 = 267,317.36 : x
  2. Step 2: Convert to fraction form
    482,182.84/665,411.20 = 267,317.36/x
  3. Step 3: Cross multiply
    482,182.84x = 665,411.20 × 267,317.36
  4. Step 4: Simplify right side
    482,182.84x = 177,875,965,298.43
  5. Step 5: Solve for x
    x = 177,875,965,298.43/482,182.84
  6. Step 6: Final answer
    x = 368,897.34

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1.5x scale

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.