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Finding the Fourth Proportional to 510,298.79, 765,620.27 and 225,950.52

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Solution

The fourth proportional to 510,298.79, 765,620.27 and 225,950.52 is: 339,001.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    510,298.79 : 765,620.27 = 225,950.52 : x
  2. Step 2: Convert to fraction form
    510,298.79/765,620.27 = 225,950.52/x
  3. Step 3: Cross multiply
    510,298.79x = 765,620.27 × 225,950.52
  4. Step 4: Simplify right side
    510,298.79x = 172,992,296,999.29
  5. Step 5: Solve for x
    x = 172,992,296,999.29/510,298.79
  6. Step 6: Final answer
    x = 339,001.97

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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.