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Finding the Fourth Proportional to 366,814.86, 549,409.44 and 281,950.14

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Solution

The fourth proportional to 366,814.86, 549,409.44 and 281,950.14 is: 422,300.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,814.86 : 549,409.44 = 281,950.14 : x
  2. Step 2: Convert to fraction form
    366,814.86/549,409.44 = 281,950.14/x
  3. Step 3: Cross multiply
    366,814.86x = 549,409.44 × 281,950.14
  4. Step 4: Simplify right side
    366,814.86x = 154,906,068,525.32
  5. Step 5: Solve for x
    x = 154,906,068,525.32/366,814.86
  6. Step 6: Final answer
    x = 422,300.42

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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.