Home / 775,029.36-1,162,457.64-269,502.96

Finding the Fourth Proportional to 775,029.36, 1,162,457.64 and 269,502.96

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Solution

The fourth proportional to 775,029.36, 1,162,457.64 and 269,502.96 is: 404,224.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    775,029.36 : 1,162,457.64 = 269,502.96 : x
  2. Step 2: Convert to fraction form
    775,029.36/1,162,457.64 = 269,502.96/x
  3. Step 3: Cross multiply
    775,029.36x = 1,162,457.64 × 269,502.96
  4. Step 4: Simplify right side
    775,029.36x = 313,285,774,854.61
  5. Step 5: Solve for x
    x = 313,285,774,854.61/775,029.36
  6. Step 6: Final answer
    x = 404,224.40

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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.