Home / 372,191.04-513,673.44-211,104.48

Finding the Fourth Proportional to 372,191.04, 513,673.44 and 211,104.48

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Solution

The fourth proportional to 372,191.04, 513,673.44 and 211,104.48 is: 291,352.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,191.04 : 513,673.44 = 211,104.48 : x
  2. Step 2: Convert to fraction form
    372,191.04/513,673.44 = 211,104.48/x
  3. Step 3: Cross multiply
    372,191.04x = 513,673.44 × 211,104.48
  4. Step 4: Simplify right side
    372,191.04x = 108,438,764,441.01
  5. Step 5: Solve for x
    x = 108,438,764,441.01/372,191.04
  6. Step 6: Final answer
    x = 291,352.43

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1.5x scale

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.