Home / 440,055.64-659,977.82-203,170.76

Finding the Fourth Proportional to 440,055.64, 659,977.82 and 203,170.76

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Solution

The fourth proportional to 440,055.64, 659,977.82 and 203,170.76 is: 304,707.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,055.64 : 659,977.82 = 203,170.76 : x
  2. Step 2: Convert to fraction form
    440,055.64/659,977.82 = 203,170.76/x
  3. Step 3: Cross multiply
    440,055.64x = 659,977.82 × 203,170.76
  4. Step 4: Simplify right side
    440,055.64x = 134,088,195,272.54
  5. Step 5: Solve for x
    x = 134,088,195,272.54/440,055.64
  6. Step 6: Final answer
    x = 304,707.37

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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.