Home / 306,492.27-459,733.79-137,893.54

Finding the Fourth Proportional to 306,492.27, 459,733.79 and 137,893.54

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Solution

The fourth proportional to 306,492.27, 459,733.79 and 137,893.54 is: 206,838.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,492.27 : 459,733.79 = 137,893.54 : x
  2. Step 2: Convert to fraction form
    306,492.27/459,733.79 = 137,893.54/x
  3. Step 3: Cross multiply
    306,492.27x = 459,733.79 × 137,893.54
  4. Step 4: Simplify right side
    306,492.27x = 63,394,317,921.91
  5. Step 5: Solve for x
    x = 63,394,317,921.91/306,492.27
  6. Step 6: Final answer
    x = 206,838.23

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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.