Home / 393,402.30-589,423.05-182,607.90

Finding the Fourth Proportional to 393,402.30, 589,423.05 and 182,607.90

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Solution

The fourth proportional to 393,402.30, 589,423.05 and 182,607.90 is: 273,596.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    393,402.30 : 589,423.05 = 182,607.90 : x
  2. Step 2: Convert to fraction form
    393,402.30/589,423.05 = 182,607.90/x
  3. Step 3: Cross multiply
    393,402.30x = 589,423.05 × 182,607.90
  4. Step 4: Simplify right side
    393,402.30x = 107,633,305,372.10
  5. Step 5: Solve for x
    x = 107,633,305,372.10/393,402.30
  6. Step 6: Final answer
    x = 273,596.02

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.