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Finding the Fourth Proportional to 650.60, 975.43 and 325.73

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Solution

The fourth proportional to 650.60, 975.43 and 325.73 is: 488.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    650.60 : 975.43 = 325.73 : x
  2. Step 2: Convert to fraction form
    650.60/975.43 = 325.73/x
  3. Step 3: Cross multiply
    650.60x = 975.43 × 325.73
  4. Step 4: Simplify right side
    650.60x = 317,726.81
  5. Step 5: Solve for x
    x = 317,726.81/650.60
  6. Step 6: Final answer
    x = 488.36

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1.5x scale

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.