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Finding the Fourth Proportional to 366,817.36, 549,413.19 and 281,952.64

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Solution

The fourth proportional to 366,817.36, 549,413.19 and 281,952.64 is: 422,304.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,817.36 : 549,413.19 = 281,952.64 : x
  2. Step 2: Convert to fraction form
    366,817.36/549,413.19 = 281,952.64/x
  3. Step 3: Cross multiply
    366,817.36x = 549,413.19 × 281,952.64
  4. Step 4: Simplify right side
    366,817.36x = 154,908,499,371.32
  5. Step 5: Solve for x
    x = 154,908,499,371.32/366,817.36
  6. Step 6: Final answer
    x = 422,304.17

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.