Home / 757,154.60-1,135,486.20-251,579.83

Finding the Fourth Proportional to 757,154.60, 1,135,486.20 and 251,579.83

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Solution

The fourth proportional to 757,154.60, 1,135,486.20 and 251,579.83 is: 377,288.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    757,154.60 : 1,135,486.20 = 251,579.83 : x
  2. Step 2: Convert to fraction form
    757,154.60/1,135,486.20 = 251,579.83/x
  3. Step 3: Cross multiply
    757,154.60x = 1,135,486.20 × 251,579.83
  4. Step 4: Simplify right side
    757,154.60x = 285,665,418,228.02
  5. Step 5: Solve for x
    x = 285,665,418,228.02/757,154.60
  6. Step 6: Final answer
    x = 377,288.10

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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.