Home / 709,826.22-1,064,892.42-204,383.79

Finding the Fourth Proportional to 709,826.22, 1,064,892.42 and 204,383.79

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Solution

The fourth proportional to 709,826.22, 1,064,892.42 and 204,383.79 is: 306,619.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    709,826.22 : 1,064,892.42 = 204,383.79 : x
  2. Step 2: Convert to fraction form
    709,826.22/1,064,892.42 = 204,383.79/x
  3. Step 3: Cross multiply
    709,826.22x = 1,064,892.42 × 204,383.79
  4. Step 4: Simplify right side
    709,826.22x = 217,646,748,741.87
  5. Step 5: Solve for x
    x = 217,646,748,741.87/709,826.22
  6. Step 6: Final answer
    x = 306,619.76

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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.