Home / 876,451.32-1,314,873.90-277,448.40

Finding the Fourth Proportional to 876,451.32, 1,314,873.90 and 277,448.40

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Solution

The fourth proportional to 876,451.32, 1,314,873.90 and 277,448.40 is: 416,234.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    876,451.32 : 1,314,873.90 = 277,448.40 : x
  2. Step 2: Convert to fraction form
    876,451.32/1,314,873.90 = 277,448.40/x
  3. Step 3: Cross multiply
    876,451.32x = 1,314,873.90 × 277,448.40
  4. Step 4: Simplify right side
    876,451.32x = 364,809,659,756.76
  5. Step 5: Solve for x
    x = 364,809,659,756.76/876,451.32
  6. Step 6: Final answer
    x = 416,234.94

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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.