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Finding the Fourth Proportional to 888.51, 1,224.68 and 593.67

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Solution

The fourth proportional to 888.51, 1,224.68 and 593.67 is: 818.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    888.51 : 1,224.68 = 593.67 : x
  2. Step 2: Convert to fraction form
    888.51/1,224.68 = 593.67/x
  3. Step 3: Cross multiply
    888.51x = 1,224.68 × 593.67
  4. Step 4: Simplify right side
    888.51x = 727,052.81
  5. Step 5: Solve for x
    x = 727,052.81/888.51
  6. Step 6: Final answer
    x = 818.28

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1.5x scale

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.