Home / 276,832.56-382,003.86-155,993.52

Finding the Fourth Proportional to 276,832.56, 382,003.86 and 155,993.52

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Solution

The fourth proportional to 276,832.56, 382,003.86 and 155,993.52 is: 215,256.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,832.56 : 382,003.86 = 155,993.52 : x
  2. Step 2: Convert to fraction form
    276,832.56/382,003.86 = 155,993.52/x
  3. Step 3: Cross multiply
    276,832.56x = 382,003.86 × 155,993.52
  4. Step 4: Simplify right side
    276,832.56x = 59,590,126,774.99
  5. Step 5: Solve for x
    x = 59,590,126,774.99/276,832.56
  6. Step 6: Final answer
    x = 215,256.93

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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.