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Finding the Fourth Proportional to 635.52, 877.44 and 526.08

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Solution

The fourth proportional to 635.52, 877.44 and 526.08 is: 726.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    635.52 : 877.44 = 526.08 : x
  2. Step 2: Convert to fraction form
    635.52/877.44 = 526.08/x
  3. Step 3: Cross multiply
    635.52x = 877.44 × 526.08
  4. Step 4: Simplify right side
    635.52x = 461,603.64
  5. Step 5: Solve for x
    x = 461,603.64/635.52
  6. Step 6: Final answer
    x = 726.34

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.