Home / 334,827.80-502,241.70-331,328.60

Finding the Fourth Proportional to 334,827.80, 502,241.70 and 331,328.60

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Solution

The fourth proportional to 334,827.80, 502,241.70 and 331,328.60 is: 496,992.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,827.80 : 502,241.70 = 331,328.60 : x
  2. Step 2: Convert to fraction form
    334,827.80/502,241.70 = 331,328.60/x
  3. Step 3: Cross multiply
    334,827.80x = 502,241.70 × 331,328.60
  4. Step 4: Simplify right side
    334,827.80x = 166,407,039,322.62
  5. Step 5: Solve for x
    x = 166,407,039,322.62/334,827.80
  6. Step 6: Final answer
    x = 496,992.90

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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.