Home / 872,153.24-1,308,229.86-273,161.27

Finding the Fourth Proportional to 872,153.24, 1,308,229.86 and 273,161.27

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Solution

The fourth proportional to 872,153.24, 1,308,229.86 and 273,161.27 is: 409,741.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    872,153.24 : 1,308,229.86 = 273,161.27 : x
  2. Step 2: Convert to fraction form
    872,153.24/1,308,229.86 = 273,161.27/x
  3. Step 3: Cross multiply
    872,153.24x = 1,308,229.86 × 273,161.27
  4. Step 4: Simplify right side
    872,153.24x = 357,357,723,468.37
  5. Step 5: Solve for x
    x = 357,357,723,468.37/872,153.24
  6. Step 6: Final answer
    x = 409,741.90

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Similar ratio
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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.