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Finding the Fourth Proportional to 367,564.20, 551,346.30 and 277,751.40

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Solution

The fourth proportional to 367,564.20, 551,346.30 and 277,751.40 is: 416,627.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,564.20 : 551,346.30 = 277,751.40 : x
  2. Step 2: Convert to fraction form
    367,564.20/551,346.30 = 277,751.40/x
  3. Step 3: Cross multiply
    367,564.20x = 551,346.30 × 277,751.40
  4. Step 4: Simplify right side
    367,564.20x = 153,137,206,709.82
  5. Step 5: Solve for x
    x = 153,137,206,709.82/367,564.20
  6. Step 6: Final answer
    x = 416,627.10

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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.