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Finding the Fourth Proportional to 530.37, 732.06 and 480.27

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Solution

The fourth proportional to 530.37, 732.06 and 480.27 is: 662.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    530.37 : 732.06 = 480.27 : x
  2. Step 2: Convert to fraction form
    530.37/732.06 = 480.27/x
  3. Step 3: Cross multiply
    530.37x = 732.06 × 480.27
  4. Step 4: Simplify right side
    530.37x = 351,586.46
  5. Step 5: Solve for x
    x = 351,586.46/530.37
  6. Step 6: Final answer
    x = 662.91

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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.