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Finding the Fourth Proportional to 1,527.11, 2,288.93 and 602.49

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Solution

The fourth proportional to 1,527.11, 2,288.93 and 602.49 is: 903.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,527.11 : 2,288.93 = 602.49 : x
  2. Step 2: Convert to fraction form
    1,527.11/2,288.93 = 602.49/x
  3. Step 3: Cross multiply
    1,527.11x = 2,288.93 × 602.49
  4. Step 4: Simplify right side
    1,527.11x = 1,379,054.42
  5. Step 5: Solve for x
    x = 1,379,054.42/1,527.11
  6. Step 6: Final answer
    x = 903.05

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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.