Home / 888,738.66-1,226,457.54-480,839.25

Finding the Fourth Proportional to 888,738.66, 1,226,457.54 and 480,839.25

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Solution

The fourth proportional to 888,738.66, 1,226,457.54 and 480,839.25 is: 663,557.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    888,738.66 : 1,226,457.54 = 480,839.25 : x
  2. Step 2: Convert to fraction form
    888,738.66/1,226,457.54 = 480,839.25/x
  3. Step 3: Cross multiply
    888,738.66x = 1,226,457.54 × 480,839.25
  4. Step 4: Simplify right side
    888,738.66x = 589,728,923,690.45
  5. Step 5: Solve for x
    x = 589,728,923,690.45/888,738.66
  6. Step 6: Final answer
    x = 663,557.19

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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.