Home / 440,055.16-659,977.05-203,170.24

Finding the Fourth Proportional to 440,055.16, 659,977.05 and 203,170.24

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Solution

The fourth proportional to 440,055.16, 659,977.05 and 203,170.24 is: 304,706.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,055.16 : 659,977.05 = 203,170.24 : x
  2. Step 2: Convert to fraction form
    440,055.16/659,977.05 = 203,170.24/x
  3. Step 3: Cross multiply
    440,055.16x = 659,977.05 × 203,170.24
  4. Step 4: Simplify right side
    440,055.16x = 134,087,695,642.99
  5. Step 5: Solve for x
    x = 134,087,695,642.99/440,055.16
  6. Step 6: Final answer
    x = 304,706.56

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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.