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Finding the Fourth Proportional to 551,546.33, 827,367.16 and 152,187.10

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Solution

The fourth proportional to 551,546.33, 827,367.16 and 152,187.10 is: 228,293.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    551,546.33 : 827,367.16 = 152,187.10 : x
  2. Step 2: Convert to fraction form
    551,546.33/827,367.16 = 152,187.10/x
  3. Step 3: Cross multiply
    551,546.33x = 827,367.16 × 152,187.10
  4. Step 4: Simplify right side
    551,546.33x = 125,914,603,817.87
  5. Step 5: Solve for x
    x = 125,914,603,817.87/551,546.33
  6. Step 6: Final answer
    x = 228,293.80

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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.