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Finding the Fourth Proportional to 510,267.77, 765,574.61 and 225,919.10

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Solution

The fourth proportional to 510,267.77, 765,574.61 and 225,919.10 is: 338,955.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    510,267.77 : 765,574.61 = 225,919.10 : x
  2. Step 2: Convert to fraction form
    510,267.77/765,574.61 = 225,919.10/x
  3. Step 3: Cross multiply
    510,267.77x = 765,574.61 × 225,919.10
  4. Step 4: Simplify right side
    510,267.77x = 172,957,923,610.98
  5. Step 5: Solve for x
    x = 172,957,923,610.98/510,267.77
  6. Step 6: Final answer
    x = 338,955.22

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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.