Home / 961,135.40-1,441,722.30-251,119.40

Finding the Fourth Proportional to 961,135.40, 1,441,722.30 and 251,119.40

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Solution

The fourth proportional to 961,135.40, 1,441,722.30 and 251,119.40 is: 376,684.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    961,135.40 : 1,441,722.30 = 251,119.40 : x
  2. Step 2: Convert to fraction form
    961,135.40/1,441,722.30 = 251,119.40/x
  3. Step 3: Cross multiply
    961,135.40x = 1,441,722.30 × 251,119.40
  4. Step 4: Simplify right side
    961,135.40x = 362,044,438,942.62
  5. Step 5: Solve for x
    x = 362,044,438,942.62/961,135.40
  6. Step 6: Final answer
    x = 376,684.12

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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.