Home / 274,333.32-411,497.02-208,179.72

Finding the Fourth Proportional to 274,333.32, 411,497.02 and 208,179.72

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Solution

The fourth proportional to 274,333.32, 411,497.02 and 208,179.72 is: 312,267.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    274,333.32 : 411,497.02 = 208,179.72 : x
  2. Step 2: Convert to fraction form
    274,333.32/411,497.02 = 208,179.72/x
  3. Step 3: Cross multiply
    274,333.32x = 411,497.02 × 208,179.72
  4. Step 4: Simplify right side
    274,333.32x = 85,665,334,404.43
  5. Step 5: Solve for x
    x = 85,665,334,404.43/274,333.32
  6. Step 6: Final answer
    x = 312,267.33

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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.