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Finding the Fourth Proportional to 406.03, 560.01 and 273.39

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Solution

The fourth proportional to 406.03, 560.01 and 273.39 is: 377.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    406.03 : 560.01 = 273.39 : x
  2. Step 2: Convert to fraction form
    406.03/560.01 = 273.39/x
  3. Step 3: Cross multiply
    406.03x = 560.01 × 273.39
  4. Step 4: Simplify right side
    406.03x = 153,101.13
  5. Step 5: Solve for x
    x = 153,101.13/406.03
  6. Step 6: Final answer
    x = 377.07

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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.