Home / 294,650.46-406,619.19-172,214.10

Finding the Fourth Proportional to 294,650.46, 406,619.19 and 172,214.10

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Solution

The fourth proportional to 294,650.46, 406,619.19 and 172,214.10 is: 237,656.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,650.46 : 406,619.19 = 172,214.10 : x
  2. Step 2: Convert to fraction form
    294,650.46/406,619.19 = 172,214.10/x
  3. Step 3: Cross multiply
    294,650.46x = 406,619.19 × 172,214.10
  4. Step 4: Simplify right side
    294,650.46x = 70,025,557,848.58
  5. Step 5: Solve for x
    x = 70,025,557,848.58/294,650.46
  6. Step 6: Final answer
    x = 237,656.37

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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.