Home / 380,550.26-571,179.63-193,701.62

Finding the Fourth Proportional to 380,550.26, 571,179.63 and 193,701.62

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Solution

The fourth proportional to 380,550.26, 571,179.63 and 193,701.62 is: 290,732.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    380,550.26 : 571,179.63 = 193,701.62 : x
  2. Step 2: Convert to fraction form
    380,550.26/571,179.63 = 193,701.62/x
  3. Step 3: Cross multiply
    380,550.26x = 571,179.63 × 193,701.62
  4. Step 4: Simplify right side
    380,550.26x = 110,638,419,642.00
  5. Step 5: Solve for x
    x = 110,638,419,642.00/380,550.26
  6. Step 6: Final answer
    x = 290,732.74

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1.5x scale

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.