Home / 961,134.40-1,441,720.80-251,118.40

Finding the Fourth Proportional to 961,134.40, 1,441,720.80 and 251,118.40

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Solution

The fourth proportional to 961,134.40, 1,441,720.80 and 251,118.40 is: 376,682.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    961,134.40 : 1,441,720.80 = 251,118.40 : x
  2. Step 2: Convert to fraction form
    961,134.40/1,441,720.80 = 251,118.40/x
  3. Step 3: Cross multiply
    961,134.40x = 1,441,720.80 × 251,118.40
  4. Step 4: Simplify right side
    961,134.40x = 362,042,620,542.72
  5. Step 5: Solve for x
    x = 362,042,620,542.72/961,134.40
  6. Step 6: Final answer
    x = 376,682.62

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1.5x scale

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.