Home / 427,288.41-589,267.85-366,839.73

Finding the Fourth Proportional to 427,288.41, 589,267.85 and 366,839.73

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Solution

The fourth proportional to 427,288.41, 589,267.85 and 366,839.73 is: 505,903.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    427,288.41 : 589,267.85 = 366,839.73 : x
  2. Step 2: Convert to fraction form
    427,288.41/589,267.85 = 366,839.73/x
  3. Step 3: Cross multiply
    427,288.41x = 589,267.85 × 366,839.73
  4. Step 4: Simplify right side
    427,288.41x = 216,166,857,157.48
  5. Step 5: Solve for x
    x = 216,166,857,157.48/427,288.41
  6. Step 6: Final answer
    x = 505,903.86

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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.