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Finding the Fourth Proportional to 524.25, 784.85 and 468.68

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Solution

The fourth proportional to 524.25, 784.85 and 468.68 is: 701.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    524.25 : 784.85 = 468.68 : x
  2. Step 2: Convert to fraction form
    524.25/784.85 = 468.68/x
  3. Step 3: Cross multiply
    524.25x = 784.85 × 468.68
  4. Step 4: Simplify right side
    524.25x = 367,837.23
  5. Step 5: Solve for x
    x = 367,837.23/524.25
  6. Step 6: Final answer
    x = 701.64

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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.