Home / 757,170.40-1,135,509.76-251,595.64

Finding the Fourth Proportional to 757,170.40, 1,135,509.76 and 251,595.64

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Solution

The fourth proportional to 757,170.40, 1,135,509.76 and 251,595.64 is: 377,311.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    757,170.40 : 1,135,509.76 = 251,595.64 : x
  2. Step 2: Convert to fraction form
    757,170.40/1,135,509.76 = 251,595.64/x
  3. Step 3: Cross multiply
    757,170.40x = 1,135,509.76 × 251,595.64
  4. Step 4: Simplify right side
    757,170.40x = 285,689,304,793.45
  5. Step 5: Solve for x
    x = 285,689,304,793.45/757,170.40
  6. Step 6: Final answer
    x = 377,311.77

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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.