Home / 433,085.34-649,664.25-113,236.59

Finding the Fourth Proportional to 433,085.34, 649,664.25 and 113,236.59

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Solution

The fourth proportional to 433,085.34, 649,664.25 and 113,236.59 is: 169,864.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    433,085.34 : 649,664.25 = 113,236.59 : x
  2. Step 2: Convert to fraction form
    433,085.34/649,664.25 = 113,236.59/x
  3. Step 3: Cross multiply
    433,085.34x = 649,664.25 × 113,236.59
  4. Step 4: Simplify right side
    433,085.34x = 73,565,764,314.91
  5. Step 5: Solve for x
    x = 73,565,764,314.91/433,085.34
  6. Step 6: Final answer
    x = 169,864.36

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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.