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Finding the Fourth Proportional to 413.35, 570.01 and 273.32

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Solution

The fourth proportional to 413.35, 570.01 and 273.32 is: 376.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    413.35 : 570.01 = 273.32 : x
  2. Step 2: Convert to fraction form
    413.35/570.01 = 273.32/x
  3. Step 3: Cross multiply
    413.35x = 570.01 × 273.32
  4. Step 4: Simplify right side
    413.35x = 155,795.13
  5. Step 5: Solve for x
    x = 155,795.13/413.35
  6. Step 6: Final answer
    x = 376.91

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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.