Home / 814,914.27-1,124,461.80-452,340.90

Finding the Fourth Proportional to 814,914.27, 1,124,461.80 and 452,340.90

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Solution

The fourth proportional to 814,914.27, 1,124,461.80 and 452,340.90 is: 624,163.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    814,914.27 : 1,124,461.80 = 452,340.90 : x
  2. Step 2: Convert to fraction form
    814,914.27/1,124,461.80 = 452,340.90/x
  3. Step 3: Cross multiply
    814,914.27x = 1,124,461.80 × 452,340.90
  4. Step 4: Simplify right side
    814,914.27x = 508,640,062,627.62
  5. Step 5: Solve for x
    x = 508,640,062,627.62/814,914.27
  6. Step 6: Final answer
    x = 624,163.89

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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.