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Finding the Fourth Proportional to 464.08, 695.47 and 360.90

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Solution

The fourth proportional to 464.08, 695.47 and 360.90 is: 540.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    464.08 : 695.47 = 360.90 : x
  2. Step 2: Convert to fraction form
    464.08/695.47 = 360.90/x
  3. Step 3: Cross multiply
    464.08x = 695.47 × 360.90
  4. Step 4: Simplify right side
    464.08x = 250,995.12
  5. Step 5: Solve for x
    x = 250,995.12/464.08
  6. Step 6: Final answer
    x = 540.84

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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.