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Finding the Fourth Proportional to 548,987.89, 822,282.51 and 228,167.06

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Solution

The fourth proportional to 548,987.89, 822,282.51 and 228,167.06 is: 341,752.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    548,987.89 : 822,282.51 = 228,167.06 : x
  2. Step 2: Convert to fraction form
    548,987.89/822,282.51 = 228,167.06/x
  3. Step 3: Cross multiply
    548,987.89x = 822,282.51 × 228,167.06
  4. Step 4: Simplify right side
    548,987.89x = 187,617,782,796.12
  5. Step 5: Solve for x
    x = 187,617,782,796.12/548,987.89
  6. Step 6: Final answer
    x = 341,752.13

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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.