Home / 876,794.94-1,315,081.52-277,816.86

Finding the Fourth Proportional to 876,794.94, 1,315,081.52 and 277,816.86

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Solution

The fourth proportional to 876,794.94, 1,315,081.52 and 277,816.86 is: 416,690.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    876,794.94 : 1,315,081.52 = 277,816.86 : x
  2. Step 2: Convert to fraction form
    876,794.94/1,315,081.52 = 277,816.86/x
  3. Step 3: Cross multiply
    876,794.94x = 1,315,081.52 × 277,816.86
  4. Step 4: Simplify right side
    876,794.94x = 365,351,818,530.43
  5. Step 5: Solve for x
    x = 365,351,818,530.43/876,794.94
  6. Step 6: Final answer
    x = 416,690.15

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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.