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Finding the Fourth Proportional to 475.02, 710.91 and 367.02

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Solution

The fourth proportional to 475.02, 710.91 and 367.02 is: 549.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    475.02 : 710.91 = 367.02 : x
  2. Step 2: Convert to fraction form
    475.02/710.91 = 367.02/x
  3. Step 3: Cross multiply
    475.02x = 710.91 × 367.02
  4. Step 4: Simplify right side
    475.02x = 260,918.19
  5. Step 5: Solve for x
    x = 260,918.19/475.02
  6. Step 6: Final answer
    x = 549.28

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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.