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Finding the Fourth Proportional to 568,926.92, 784,483.08 and 465,238.82

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Solution

The fourth proportional to 568,926.92, 784,483.08 and 465,238.82 is: 641,509.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    568,926.92 : 784,483.08 = 465,238.82 : x
  2. Step 2: Convert to fraction form
    568,926.92/784,483.08 = 465,238.82/x
  3. Step 3: Cross multiply
    568,926.92x = 784,483.08 × 465,238.82
  4. Step 4: Simplify right side
    568,926.92x = 364,971,982,665.73
  5. Step 5: Solve for x
    x = 364,971,982,665.73/568,926.92
  6. Step 6: Final answer
    x = 641,509.42

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Double scale
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1.5x scale

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.