Home / 576,659.01-795,786.25-318,553.72

Finding the Fourth Proportional to 576,659.01, 795,786.25 and 318,553.72

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Solution

The fourth proportional to 576,659.01, 795,786.25 and 318,553.72 is: 439,602.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    576,659.01 : 795,786.25 = 318,553.72 : x
  2. Step 2: Convert to fraction form
    576,659.01/795,786.25 = 318,553.72/x
  3. Step 3: Cross multiply
    576,659.01x = 795,786.25 × 318,553.72
  4. Step 4: Simplify right side
    576,659.01x = 253,500,670,262.35
  5. Step 5: Solve for x
    x = 253,500,670,262.35/576,659.01
  6. Step 6: Final answer
    x = 439,602.37

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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.