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Finding the Fourth Proportional to 482,653.30, 666,061.68 and 267,792.88

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Solution

The fourth proportional to 482,653.30, 666,061.68 and 267,792.88 is: 369,554.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,653.30 : 666,061.68 = 267,792.88 : x
  2. Step 2: Convert to fraction form
    482,653.30/666,061.68 = 267,792.88/x
  3. Step 3: Cross multiply
    482,653.30x = 666,061.68 × 267,792.88
  4. Step 4: Simplify right side
    482,653.30x = 178,366,575,544.84
  5. Step 5: Solve for x
    x = 178,366,575,544.84/482,653.30
  6. Step 6: Final answer
    x = 369,554.24

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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.