Home / 440,004.38-658,890.16-368,739.62

Finding the Fourth Proportional to 440,004.38, 658,890.16 and 368,739.62

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Solution

The fourth proportional to 440,004.38, 658,890.16 and 368,739.62 is: 552,173.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,004.38 : 658,890.16 = 368,739.62 : x
  2. Step 2: Convert to fraction form
    440,004.38/658,890.16 = 368,739.62/x
  3. Step 3: Cross multiply
    440,004.38x = 658,890.16 × 368,739.62
  4. Step 4: Simplify right side
    440,004.38x = 242,958,903,003.84
  5. Step 5: Solve for x
    x = 242,958,903,003.84/440,004.38
  6. Step 6: Final answer
    x = 552,173.83

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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.