Home / 876,314.20-1,314,633.68-277,426.12

Finding the Fourth Proportional to 876,314.20, 1,314,633.68 and 277,426.12

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Solution

The fourth proportional to 876,314.20, 1,314,633.68 and 277,426.12 is: 416,190.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    876,314.20 : 1,314,633.68 = 277,426.12 : x
  2. Step 2: Convert to fraction form
    876,314.20/1,314,633.68 = 277,426.12/x
  3. Step 3: Cross multiply
    876,314.20x = 1,314,633.68 × 277,426.12
  4. Step 4: Simplify right side
    876,314.20x = 364,713,721,063.72
  5. Step 5: Solve for x
    x = 364,713,721,063.72/876,314.20
  6. Step 6: Final answer
    x = 416,190.59

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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.