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Finding the Fourth Proportional to 427,169.58, 589,495.04 and 233,589.84

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Solution

The fourth proportional to 427,169.58, 589,495.04 and 233,589.84 is: 322,354.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    427,169.58 : 589,495.04 = 233,589.84 : x
  2. Step 2: Convert to fraction form
    427,169.58/589,495.04 = 233,589.84/x
  3. Step 3: Cross multiply
    427,169.58x = 589,495.04 × 233,589.84
  4. Step 4: Simplify right side
    427,169.58x = 137,700,050,906.44
  5. Step 5: Solve for x
    x = 137,700,050,906.44/427,169.58
  6. Step 6: Final answer
    x = 322,354.53

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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.