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Finding the Fourth Proportional to 340,549.44, 510,822.66 and 103,891.32

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Solution

The fourth proportional to 340,549.44, 510,822.66 and 103,891.32 is: 155,836.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,549.44 : 510,822.66 = 103,891.32 : x
  2. Step 2: Convert to fraction form
    340,549.44/510,822.66 = 103,891.32/x
  3. Step 3: Cross multiply
    340,549.44x = 510,822.66 × 103,891.32
  4. Step 4: Simplify right side
    340,549.44x = 53,070,040,433.31
  5. Step 5: Solve for x
    x = 53,070,040,433.31/340,549.44
  6. Step 6: Final answer
    x = 155,836.52

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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.