Home / 814,540.26-1,124,065.56-452,022.45

Finding the Fourth Proportional to 814,540.26, 1,124,065.56 and 452,022.45

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Solution

The fourth proportional to 814,540.26, 1,124,065.56 and 452,022.45 is: 623,790.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    814,540.26 : 1,124,065.56 = 452,022.45 : x
  2. Step 2: Convert to fraction form
    814,540.26/1,124,065.56 = 452,022.45/x
  3. Step 3: Cross multiply
    814,540.26x = 1,124,065.56 × 452,022.45
  4. Step 4: Simplify right side
    814,540.26x = 508,102,870,712.98
  5. Step 5: Solve for x
    x = 508,102,870,712.98/814,540.26
  6. Step 6: Final answer
    x = 623,790.99

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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.