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Finding the Fourth Proportional to 368,567.70, 552,851.55 and 181,943.70

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Solution

The fourth proportional to 368,567.70, 552,851.55 and 181,943.70 is: 272,915.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    368,567.70 : 552,851.55 = 181,943.70 : x
  2. Step 2: Convert to fraction form
    368,567.70/552,851.55 = 181,943.70/x
  3. Step 3: Cross multiply
    368,567.70x = 552,851.55 × 181,943.70
  4. Step 4: Simplify right side
    368,567.70x = 100,587,856,557.74
  5. Step 5: Solve for x
    x = 100,587,856,557.74/368,567.70
  6. Step 6: Final answer
    x = 272,915.55

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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.