Home / 814,150.77-1,122,792.63-508,255.41

Finding the Fourth Proportional to 814,150.77, 1,122,792.63 and 508,255.41

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Solution

The fourth proportional to 814,150.77, 1,122,792.63 and 508,255.41 is: 700,933.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    814,150.77 : 1,122,792.63 = 508,255.41 : x
  2. Step 2: Convert to fraction form
    814,150.77/1,122,792.63 = 508,255.41/x
  3. Step 3: Cross multiply
    814,150.77x = 1,122,792.63 × 508,255.41
  4. Step 4: Simplify right side
    814,150.77x = 570,665,428,505.63
  5. Step 5: Solve for x
    x = 570,665,428,505.63/814,150.77
  6. Step 6: Final answer
    x = 700,933.35

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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.