Home / 298,530.35-411,536.67-226,785.82

Finding the Fourth Proportional to 298,530.35, 411,536.67 and 226,785.82

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Solution

The fourth proportional to 298,530.35, 411,536.67 and 226,785.82 is: 312,633.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,530.35 : 411,536.67 = 226,785.82 : x
  2. Step 2: Convert to fraction form
    298,530.35/411,536.67 = 226,785.82/x
  3. Step 3: Cross multiply
    298,530.35x = 411,536.67 × 226,785.82
  4. Step 4: Simplify right side
    298,530.35x = 93,330,681,166.02
  5. Step 5: Solve for x
    x = 93,330,681,166.02/298,530.35
  6. Step 6: Final answer
    x = 312,633.81

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.