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Finding the Fourth Proportional to 482,570.94, 665,948.69 and 267,711.01

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Solution

The fourth proportional to 482,570.94, 665,948.69 and 267,711.01 is: 369,441.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,570.94 : 665,948.69 = 267,711.01 : x
  2. Step 2: Convert to fraction form
    482,570.94/665,948.69 = 267,711.01/x
  3. Step 3: Cross multiply
    482,570.94x = 665,948.69 × 267,711.01
  4. Step 4: Simplify right side
    482,570.94x = 178,281,796,408.08
  5. Step 5: Solve for x
    x = 178,281,796,408.08/482,570.94
  6. Step 6: Final answer
    x = 369,441.63

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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.