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Finding the Fourth Proportional to 524.36, 782.97 and 469.16

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Solution

The fourth proportional to 524.36, 782.97 and 469.16 is: 700.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    524.36 : 782.97 = 469.16 : x
  2. Step 2: Convert to fraction form
    524.36/782.97 = 469.16/x
  3. Step 3: Cross multiply
    524.36x = 782.97 × 469.16
  4. Step 4: Simplify right side
    524.36x = 367,338.21
  5. Step 5: Solve for x
    x = 367,338.21/524.36
  6. Step 6: Final answer
    x = 700.55

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.