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Finding the Fourth Proportional to 567,352.91, 851,103.14 and 207,467.72

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Solution

The fourth proportional to 567,352.91, 851,103.14 and 207,467.72 is: 311,228.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    567,352.91 : 851,103.14 = 207,467.72 : x
  2. Step 2: Convert to fraction form
    567,352.91/851,103.14 = 207,467.72/x
  3. Step 3: Cross multiply
    567,352.91x = 851,103.14 × 207,467.72
  4. Step 4: Simplify right side
    567,352.91x = 176,576,422,647.79
  5. Step 5: Solve for x
    x = 176,576,422,647.79/567,352.91
  6. Step 6: Final answer
    x = 311,228.55

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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.