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Finding the Fourth Proportional to 650.61, 975.80 and 341.49

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Solution

The fourth proportional to 650.61, 975.80 and 341.49 is: 512.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    650.61 : 975.80 = 341.49 : x
  2. Step 2: Convert to fraction form
    650.61/975.80 = 341.49/x
  3. Step 3: Cross multiply
    650.61x = 975.80 × 341.49
  4. Step 4: Simplify right side
    650.61x = 333,224.23
  5. Step 5: Solve for x
    x = 333,224.23/650.61
  6. Step 6: Final answer
    x = 512.17

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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.