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Finding the Fourth Proportional to 277.04, 413.52 and 236.16

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Solution

The fourth proportional to 277.04, 413.52 and 236.16 is: 352.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    277.04 : 413.52 = 236.16 : x
  2. Step 2: Convert to fraction form
    277.04/413.52 = 236.16/x
  3. Step 3: Cross multiply
    277.04x = 413.52 × 236.16
  4. Step 4: Simplify right side
    277.04x = 97,656.88
  5. Step 5: Solve for x
    x = 97,656.88/277.04
  6. Step 6: Final answer
    x = 352.50

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.