Home / 1,268,260.74-1,750,199.40-695,288.61

Finding the Fourth Proportional to 1,268,260.74, 1,750,199.40 and 695,288.61

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Solution

The fourth proportional to 1,268,260.74, 1,750,199.40 and 695,288.61 is: 959,498.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,268,260.74 : 1,750,199.40 = 695,288.61 : x
  2. Step 2: Convert to fraction form
    1,268,260.74/1,750,199.40 = 695,288.61/x
  3. Step 3: Cross multiply
    1,268,260.74x = 1,750,199.40 × 695,288.61
  4. Step 4: Simplify right side
    1,268,260.74x = 1,216,893,708,048.83
  5. Step 5: Solve for x
    x = 1,216,893,708,048.83/1,268,260.74
  6. Step 6: Final answer
    x = 959,498.05

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.