Home / 557,540.34-836,014.05-220,567.38

Finding the Fourth Proportional to 557,540.34, 836,014.05 and 220,567.38

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Solution

The fourth proportional to 557,540.34, 836,014.05 and 220,567.38 is: 330,733.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    557,540.34 : 836,014.05 = 220,567.38 : x
  2. Step 2: Convert to fraction form
    557,540.34/836,014.05 = 220,567.38/x
  3. Step 3: Cross multiply
    557,540.34x = 836,014.05 × 220,567.38
  4. Step 4: Simplify right side
    557,540.34x = 184,397,428,651.69
  5. Step 5: Solve for x
    x = 184,397,428,651.69/557,540.34
  6. Step 6: Final answer
    x = 330,733.79

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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.