Home / 814,850.46-1,124,440.47-452,256.78

Finding the Fourth Proportional to 814,850.46, 1,124,440.47 and 452,256.78

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Solution

The fourth proportional to 814,850.46, 1,124,440.47 and 452,256.78 is: 624,084.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    814,850.46 : 1,124,440.47 = 452,256.78 : x
  2. Step 2: Convert to fraction form
    814,850.46/1,124,440.47 = 452,256.78/x
  3. Step 3: Cross multiply
    814,850.46x = 1,124,440.47 × 452,256.78
  4. Step 4: Simplify right side
    814,850.46x = 508,535,826,263.89
  5. Step 5: Solve for x
    x = 508,535,826,263.89/814,850.46
  6. Step 6: Final answer
    x = 624,084.85

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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.