Home / 531,078.80-795,845.45-328,241.84

Finding the Fourth Proportional to 531,078.80, 795,845.45 and 328,241.84

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Solution

The fourth proportional to 531,078.80, 795,845.45 and 328,241.84 is: 491,885.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,078.80 : 795,845.45 = 328,241.84 : x
  2. Step 2: Convert to fraction form
    531,078.80/795,845.45 = 328,241.84/x
  3. Step 3: Cross multiply
    531,078.80x = 795,845.45 × 328,241.84
  4. Step 4: Simplify right side
    531,078.80x = 261,229,771,705.01
  5. Step 5: Solve for x
    x = 261,229,771,705.01/531,078.80
  6. Step 6: Final answer
    x = 491,885.15

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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.