Home / 676,129.24-1,014,349.40-226,909.72

Finding the Fourth Proportional to 676,129.24, 1,014,349.40 and 226,909.72

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Solution

The fourth proportional to 676,129.24, 1,014,349.40 and 226,909.72 is: 340,416.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    676,129.24 : 1,014,349.40 = 226,909.72 : x
  2. Step 2: Convert to fraction form
    676,129.24/1,014,349.40 = 226,909.72/x
  3. Step 3: Cross multiply
    676,129.24x = 1,014,349.40 × 226,909.72
  4. Step 4: Simplify right side
    676,129.24x = 230,165,738,336.17
  5. Step 5: Solve for x
    x = 230,165,738,336.17/676,129.24
  6. Step 6: Final answer
    x = 340,416.78

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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.