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Finding the Fourth Proportional to 366,817.86, 549,413.94 and 281,953.14

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Solution

The fourth proportional to 366,817.86, 549,413.94 and 281,953.14 is: 422,304.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,817.86 : 549,413.94 = 281,953.14 : x
  2. Step 2: Convert to fraction form
    366,817.86/549,413.94 = 281,953.14/x
  3. Step 3: Cross multiply
    366,817.86x = 549,413.94 × 281,953.14
  4. Step 4: Simplify right side
    366,817.86x = 154,908,985,542.77
  5. Step 5: Solve for x
    x = 154,908,985,542.77/366,817.86
  6. Step 6: Final answer
    x = 422,304.92

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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.