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Finding the Fourth Proportional to 652,949.21, 901,069.91 and 366,469.30

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Solution

The fourth proportional to 652,949.21, 901,069.91 and 366,469.30 is: 505,727.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    652,949.21 : 901,069.91 = 366,469.30 : x
  2. Step 2: Convert to fraction form
    652,949.21/901,069.91 = 366,469.30/x
  3. Step 3: Cross multiply
    652,949.21x = 901,069.91 × 366,469.30
  4. Step 4: Simplify right side
    652,949.21x = 330,214,459,168.76
  5. Step 5: Solve for x
    x = 330,214,459,168.76/652,949.21
  6. Step 6: Final answer
    x = 505,727.63

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.