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Finding the Fourth Proportional to 923.53, 1,383.76 and 598.23

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Solution

The fourth proportional to 923.53, 1,383.76 and 598.23 is: 896.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    923.53 : 1,383.76 = 598.23 : x
  2. Step 2: Convert to fraction form
    923.53/1,383.76 = 598.23/x
  3. Step 3: Cross multiply
    923.53x = 1,383.76 × 598.23
  4. Step 4: Simplify right side
    923.53x = 827,806.74
  5. Step 5: Solve for x
    x = 827,806.74/923.53
  6. Step 6: Final answer
    x = 896.35

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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.