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Finding the Fourth Proportional to 576,508.05, 795,654.50 and 334,742.49

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Solution

The fourth proportional to 576,508.05, 795,654.50 and 334,742.49 is: 461,987.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    576,508.05 : 795,654.50 = 334,742.49 : x
  2. Step 2: Convert to fraction form
    576,508.05/795,654.50 = 334,742.49/x
  3. Step 3: Cross multiply
    576,508.05x = 795,654.50 × 334,742.49
  4. Step 4: Simplify right side
    576,508.05x = 266,339,366,835.99
  5. Step 5: Solve for x
    x = 266,339,366,835.99/576,508.05
  6. Step 6: Final answer
    x = 461,987.25

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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.