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Finding the Fourth Proportional to 525.24, 722.17 and 463.16

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Solution

The fourth proportional to 525.24, 722.17 and 463.16 is: 636.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    525.24 : 722.17 = 463.16 : x
  2. Step 2: Convert to fraction form
    525.24/722.17 = 463.16/x
  3. Step 3: Cross multiply
    525.24x = 722.17 × 463.16
  4. Step 4: Simplify right side
    525.24x = 334,480.26
  5. Step 5: Solve for x
    x = 334,480.26/525.24
  6. Step 6: Final answer
    x = 636.81

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.