Home / 814,876.58-1,124,476.34-452,282.78

Finding the Fourth Proportional to 814,876.58, 1,124,476.34 and 452,282.78

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Solution

The fourth proportional to 814,876.58, 1,124,476.34 and 452,282.78 is: 624,120.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    814,876.58 : 1,124,476.34 = 452,282.78 : x
  2. Step 2: Convert to fraction form
    814,876.58/1,124,476.34 = 452,282.78/x
  3. Step 3: Cross multiply
    814,876.58x = 1,124,476.34 × 452,282.78
  4. Step 4: Simplify right side
    814,876.58x = 508,581,285,099.43
  5. Step 5: Solve for x
    x = 508,581,285,099.43/814,876.58
  6. Step 6: Final answer
    x = 624,120.63

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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.