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Finding the Fourth Proportional to 366,278.54, 549,438.57 and 113,594.94

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Solution

The fourth proportional to 366,278.54, 549,438.57 and 113,594.94 is: 170,398.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,278.54 : 549,438.57 = 113,594.94 : x
  2. Step 2: Convert to fraction form
    366,278.54/549,438.57 = 113,594.94/x
  3. Step 3: Cross multiply
    366,278.54x = 549,438.57 × 113,594.94
  4. Step 4: Simplify right side
    366,278.54x = 62,413,441,392.84
  5. Step 5: Solve for x
    x = 62,413,441,392.84/366,278.54
  6. Step 6: Final answer
    x = 170,398.85

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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.