Home / 284,734.50-426,940-116,057.26

Finding the Fourth Proportional to 284,734.50, 426,940 and 116,057.26

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Solution

The fourth proportional to 284,734.50, 426,940 and 116,057.26 is: 174,019.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,734.50 : 426,940 = 116,057.26 : x
  2. Step 2: Convert to fraction form
    284,734.50/426,940 = 116,057.26/x
  3. Step 3: Cross multiply
    284,734.50x = 426,940 × 116,057.26
  4. Step 4: Simplify right side
    284,734.50x = 49,549,486,584.40
  5. Step 5: Solve for x
    x = 49,549,486,584.40/284,734.50
  6. Step 6: Final answer
    x = 174,019.96

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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.