Home / 677,029.32-1,014,046.48-276,455.36

Finding the Fourth Proportional to 677,029.32, 1,014,046.48 and 276,455.36

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Solution

The fourth proportional to 677,029.32, 1,014,046.48 and 276,455.36 is: 414,071.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    677,029.32 : 1,014,046.48 = 276,455.36 : x
  2. Step 2: Convert to fraction form
    677,029.32/1,014,046.48 = 276,455.36/x
  3. Step 3: Cross multiply
    677,029.32x = 1,014,046.48 × 276,455.36
  4. Step 4: Simplify right side
    677,029.32x = 280,338,584,685.13
  5. Step 5: Solve for x
    x = 280,338,584,685.13/677,029.32
  6. Step 6: Final answer
    x = 414,071.56

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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.