Home / 814,849.58-1,124,401.22-452,288.72

Finding the Fourth Proportional to 814,849.58, 1,124,401.22 and 452,288.72

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Solution

The fourth proportional to 814,849.58, 1,124,401.22 and 452,288.72 is: 624,107.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    814,849.58 : 1,124,401.22 = 452,288.72 : x
  2. Step 2: Convert to fraction form
    814,849.58/1,124,401.22 = 452,288.72/x
  3. Step 3: Cross multiply
    814,849.58x = 1,124,401.22 × 452,288.72
  4. Step 4: Simplify right side
    814,849.58x = 508,553,988,560.24
  5. Step 5: Solve for x
    x = 508,553,988,560.24/814,849.58
  6. Step 6: Final answer
    x = 624,107.81

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1.5x scale

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.