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Finding the Fourth Proportional to 547.02, 753.99 and 360.14

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Solution

The fourth proportional to 547.02, 753.99 and 360.14 is: 496.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    547.02 : 753.99 = 360.14 : x
  2. Step 2: Convert to fraction form
    547.02/753.99 = 360.14/x
  3. Step 3: Cross multiply
    547.02x = 753.99 × 360.14
  4. Step 4: Simplify right side
    547.02x = 271,541.96
  5. Step 5: Solve for x
    x = 271,541.96/547.02
  6. Step 6: Final answer
    x = 496.40

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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.