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Finding the Fourth Proportional to 482,554.08, 665,926.32 and 267,698.40

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Solution

The fourth proportional to 482,554.08, 665,926.32 and 267,698.40 is: 369,424.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,554.08 : 665,926.32 = 267,698.40 : x
  2. Step 2: Convert to fraction form
    482,554.08/665,926.32 = 267,698.40/x
  3. Step 3: Cross multiply
    482,554.08x = 665,926.32 × 267,698.40
  4. Step 4: Simplify right side
    482,554.08x = 178,267,410,381.89
  5. Step 5: Solve for x
    x = 178,267,410,381.89/482,554.08
  6. Step 6: Final answer
    x = 369,424.73

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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.