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Finding the Fourth Proportional to 650.93, 899.03 and 474.68

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Solution

The fourth proportional to 650.93, 899.03 and 474.68 is: 655.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    650.93 : 899.03 = 474.68 : x
  2. Step 2: Convert to fraction form
    650.93/899.03 = 474.68/x
  3. Step 3: Cross multiply
    650.93x = 899.03 × 474.68
  4. Step 4: Simplify right side
    650.93x = 426,754.99
  5. Step 5: Solve for x
    x = 426,754.99/650.93
  6. Step 6: Final answer
    x = 655.61

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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.