Home / 571,118.92-788,044.18-325,991.76

Finding the Fourth Proportional to 571,118.92, 788,044.18 and 325,991.76

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Solution

The fourth proportional to 571,118.92, 788,044.18 and 325,991.76 is: 449,811.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    571,118.92 : 788,044.18 = 325,991.76 : x
  2. Step 2: Convert to fraction form
    571,118.92/788,044.18 = 325,991.76/x
  3. Step 3: Cross multiply
    571,118.92x = 788,044.18 × 325,991.76
  4. Step 4: Simplify right side
    571,118.92x = 256,895,909,195.96
  5. Step 5: Solve for x
    x = 256,895,909,195.96/571,118.92
  6. Step 6: Final answer
    x = 449,811.59

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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.