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Finding the Fourth Proportional to 505.04, 696.48 and 467.33

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Solution

The fourth proportional to 505.04, 696.48 and 467.33 is: 644.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    505.04 : 696.48 = 467.33 : x
  2. Step 2: Convert to fraction form
    505.04/696.48 = 467.33/x
  3. Step 3: Cross multiply
    505.04x = 696.48 × 467.33
  4. Step 4: Simplify right side
    505.04x = 325,486.00
  5. Step 5: Solve for x
    x = 325,486.00/505.04
  6. Step 6: Final answer
    x = 644.48

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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.