Home / 296,913.78-409,766.94-162,803.70

Finding the Fourth Proportional to 296,913.78, 409,766.94 and 162,803.70

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Solution

The fourth proportional to 296,913.78, 409,766.94 and 162,803.70 is: 224,683.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,913.78 : 409,766.94 = 162,803.70 : x
  2. Step 2: Convert to fraction form
    296,913.78/409,766.94 = 162,803.70/x
  3. Step 3: Cross multiply
    296,913.78x = 409,766.94 × 162,803.70
  4. Step 4: Simplify right side
    296,913.78x = 66,711,573,969.68
  5. Step 5: Solve for x
    x = 66,711,573,969.68/296,913.78
  6. Step 6: Final answer
    x = 224,683.32

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.