Home / 757,156.10-1,135,488.45-251,581.33

Finding the Fourth Proportional to 757,156.10, 1,135,488.45 and 251,581.33

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Solution

The fourth proportional to 757,156.10, 1,135,488.45 and 251,581.33 is: 377,290.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    757,156.10 : 1,135,488.45 = 251,581.33 : x
  2. Step 2: Convert to fraction form
    757,156.10/1,135,488.45 = 251,581.33/x
  3. Step 3: Cross multiply
    757,156.10x = 1,135,488.45 × 251,581.33
  4. Step 4: Simplify right side
    757,156.10x = 285,667,688,773.20
  5. Step 5: Solve for x
    x = 285,667,688,773.20/757,156.10
  6. Step 6: Final answer
    x = 377,290.35

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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.