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Finding the Fourth Proportional to 341,033.22, 511,549.82 and 151,449

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Solution

The fourth proportional to 341,033.22, 511,549.82 and 151,449 is: 227,173.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,033.22 : 511,549.82 = 151,449 : x
  2. Step 2: Convert to fraction form
    341,033.22/511,549.82 = 151,449/x
  3. Step 3: Cross multiply
    341,033.22x = 511,549.82 × 151,449
  4. Step 4: Simplify right side
    341,033.22x = 77,473,708,689.18
  5. Step 5: Solve for x
    x = 77,473,708,689.18/341,033.22
  6. Step 6: Final answer
    x = 227,173.50

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.