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Finding the Fourth Proportional to 503.94, 695.22 and 464.64

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Solution

The fourth proportional to 503.94, 695.22 and 464.64 is: 641.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    503.94 : 695.22 = 464.64 : x
  2. Step 2: Convert to fraction form
    503.94/695.22 = 464.64/x
  3. Step 3: Cross multiply
    503.94x = 695.22 × 464.64
  4. Step 4: Simplify right side
    503.94x = 323,027.02
  5. Step 5: Solve for x
    x = 323,027.02/503.94
  6. Step 6: Final answer
    x = 641.00

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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.