Home / 427,218.25-589,817.00-266,291.27

Finding the Fourth Proportional to 427,218.25, 589,817.00 and 266,291.27

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Solution

The fourth proportional to 427,218.25, 589,817.00 and 266,291.27 is: 367,641.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    427,218.25 : 589,817.00 = 266,291.27 : x
  2. Step 2: Convert to fraction form
    427,218.25/589,817.00 = 266,291.27/x
  3. Step 3: Cross multiply
    427,218.25x = 589,817.00 × 266,291.27
  4. Step 4: Simplify right side
    427,218.25x = 157,063,120,137.86
  5. Step 5: Solve for x
    x = 157,063,120,137.86/427,218.25
  6. Step 6: Final answer
    x = 367,641.41

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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.