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Finding the Fourth Proportional to 568,668.17, 852,580.91 and 268,798.34

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Solution

The fourth proportional to 568,668.17, 852,580.91 and 268,798.34 is: 402,998.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    568,668.17 : 852,580.91 = 268,798.34 : x
  2. Step 2: Convert to fraction form
    568,668.17/852,580.91 = 268,798.34/x
  3. Step 3: Cross multiply
    568,668.17x = 852,580.91 × 268,798.34
  4. Step 4: Simplify right side
    568,668.17x = 229,172,331,979.70
  5. Step 5: Solve for x
    x = 229,172,331,979.70/568,668.17
  6. Step 6: Final answer
    x = 402,998.35

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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.