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Finding the Fourth Proportional to 473.03, 652.52 and 442.29

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Solution

The fourth proportional to 473.03, 652.52 and 442.29 is: 610.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    473.03 : 652.52 = 442.29 : x
  2. Step 2: Convert to fraction form
    473.03/652.52 = 442.29/x
  3. Step 3: Cross multiply
    473.03x = 652.52 × 442.29
  4. Step 4: Simplify right side
    473.03x = 288,603.07
  5. Step 5: Solve for x
    x = 288,603.07/473.03
  6. Step 6: Final answer
    x = 610.12

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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.