Home / 1,142,844.93-1,714,249.95-278,287.95

Finding the Fourth Proportional to 1,142,844.93, 1,714,249.95 and 278,287.95

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Solution

The fourth proportional to 1,142,844.93, 1,714,249.95 and 278,287.95 is: 417,427.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,142,844.93 : 1,714,249.95 = 278,287.95 : x
  2. Step 2: Convert to fraction form
    1,142,844.93/1,714,249.95 = 278,287.95/x
  3. Step 3: Cross multiply
    1,142,844.93x = 1,714,249.95 × 278,287.95
  4. Step 4: Simplify right side
    1,142,844.93x = 477,055,100,783.20
  5. Step 5: Solve for x
    x = 477,055,100,783.20/1,142,844.93
  6. Step 6: Final answer
    x = 417,427.68

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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.