Home / 394,283.04-591,435.08-113,800

Finding the Fourth Proportional to 394,283.04, 591,435.08 and 113,800

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Solution

The fourth proportional to 394,283.04, 591,435.08 and 113,800 is: 170,703.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    394,283.04 : 591,435.08 = 113,800 : x
  2. Step 2: Convert to fraction form
    394,283.04/591,435.08 = 113,800/x
  3. Step 3: Cross multiply
    394,283.04x = 591,435.08 × 113,800
  4. Step 4: Simplify right side
    394,283.04x = 67,305,312,104.00
  5. Step 5: Solve for x
    x = 67,305,312,104.00/394,283.04
  6. Step 6: Final answer
    x = 170,703.04

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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.