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Finding the Fourth Proportional to 617.63, 923.03 and 495.32

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Solution

The fourth proportional to 617.63, 923.03 and 495.32 is: 740.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    617.63 : 923.03 = 495.32 : x
  2. Step 2: Convert to fraction form
    617.63/923.03 = 495.32/x
  3. Step 3: Cross multiply
    617.63x = 923.03 × 495.32
  4. Step 4: Simplify right side
    617.63x = 457,189.99
  5. Step 5: Solve for x
    x = 457,189.99/617.63
  6. Step 6: Final answer
    x = 740.24

Related Problems

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Double scale
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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.