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Finding the Fourth Proportional to 652.05, 975.73 and 522.88

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Solution

The fourth proportional to 652.05, 975.73 and 522.88 is: 782.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    652.05 : 975.73 = 522.88 : x
  2. Step 2: Convert to fraction form
    652.05/975.73 = 522.88/x
  3. Step 3: Cross multiply
    652.05x = 975.73 × 522.88
  4. Step 4: Simplify right side
    652.05x = 510,184.82
  5. Step 5: Solve for x
    x = 510,184.82/652.05
  6. Step 6: Final answer
    x = 782.44

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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.