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Finding the Fourth Proportional to 468.10, 700.77 and 346.91

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Solution

The fourth proportional to 468.10, 700.77 and 346.91 is: 519.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    468.10 : 700.77 = 346.91 : x
  2. Step 2: Convert to fraction form
    468.10/700.77 = 346.91/x
  3. Step 3: Cross multiply
    468.10x = 700.77 × 346.91
  4. Step 4: Simplify right side
    468.10x = 243,098.88
  5. Step 5: Solve for x
    x = 243,098.88/468.10
  6. Step 6: Final answer
    x = 519.33

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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.