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Finding the Fourth Proportional to 473.93, 654.01 and 266.93

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Solution

The fourth proportional to 473.93, 654.01 and 266.93 is: 368.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    473.93 : 654.01 = 266.93 : x
  2. Step 2: Convert to fraction form
    473.93/654.01 = 266.93/x
  3. Step 3: Cross multiply
    473.93x = 654.01 × 266.93
  4. Step 4: Simplify right side
    473.93x = 174,574.89
  5. Step 5: Solve for x
    x = 174,574.89/473.93
  6. Step 6: Final answer
    x = 368.36

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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.