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Finding the Fourth Proportional to 592.44, 889.21 and 300.15

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Solution

The fourth proportional to 592.44, 889.21 and 300.15 is: 450.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    592.44 : 889.21 = 300.15 : x
  2. Step 2: Convert to fraction form
    592.44/889.21 = 300.15/x
  3. Step 3: Cross multiply
    592.44x = 889.21 × 300.15
  4. Step 4: Simplify right side
    592.44x = 266,896.38
  5. Step 5: Solve for x
    x = 266,896.38/592.44
  6. Step 6: Final answer
    x = 450.50

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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.