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Finding the Fourth Proportional to 1,183.00, 1,632.54 and 659.03

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Solution

The fourth proportional to 1,183.00, 1,632.54 and 659.03 is: 909.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,183.00 : 1,632.54 = 659.03 : x
  2. Step 2: Convert to fraction form
    1,183.00/1,632.54 = 659.03/x
  3. Step 3: Cross multiply
    1,183.00x = 1,632.54 × 659.03
  4. Step 4: Simplify right side
    1,183.00x = 1,075,888.32
  5. Step 5: Solve for x
    x = 1,075,888.32/1,183.00
  6. Step 6: Final answer
    x = 909.46

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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.