Home / 389,327.00-537,272.73-217,252.22

Finding the Fourth Proportional to 389,327.00, 537,272.73 and 217,252.22

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Solution

The fourth proportional to 389,327.00, 537,272.73 and 217,252.22 is: 299,808.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    389,327.00 : 537,272.73 = 217,252.22 : x
  2. Step 2: Convert to fraction form
    389,327.00/537,272.73 = 217,252.22/x
  3. Step 3: Cross multiply
    389,327.00x = 537,272.73 × 217,252.22
  4. Step 4: Simplify right side
    389,327.00x = 116,723,690,651.60
  5. Step 5: Solve for x
    x = 116,723,690,651.60/389,327.00
  6. Step 6: Final answer
    x = 299,808.88

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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.