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Finding the Fourth Proportional to 307,228.22, 461,051.30 and 188,537.30

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Solution

The fourth proportional to 307,228.22, 461,051.30 and 188,537.30 is: 282,934.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,228.22 : 461,051.30 = 188,537.30 : x
  2. Step 2: Convert to fraction form
    307,228.22/461,051.30 = 188,537.30/x
  3. Step 3: Cross multiply
    307,228.22x = 461,051.30 × 188,537.30
  4. Step 4: Simplify right side
    307,228.22x = 86,925,367,263.49
  5. Step 5: Solve for x
    x = 86,925,367,263.49/307,228.22
  6. Step 6: Final answer
    x = 282,934.19

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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.