Home / 413,733.96-620,022.33-223,784.10

Finding the Fourth Proportional to 413,733.96, 620,022.33 and 223,784.10

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Solution

The fourth proportional to 413,733.96, 620,022.33 and 223,784.10 is: 335,363.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    413,733.96 : 620,022.33 = 223,784.10 : x
  2. Step 2: Convert to fraction form
    413,733.96/620,022.33 = 223,784.10/x
  3. Step 3: Cross multiply
    413,733.96x = 620,022.33 × 223,784.10
  4. Step 4: Simplify right side
    413,733.96x = 138,751,139,098.95
  5. Step 5: Solve for x
    x = 138,751,139,098.95/413,733.96
  6. Step 6: Final answer
    x = 335,363.19

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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.