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Finding the Fourth Proportional to 364,200.96, 502,418.71 and 243,371.98

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Solution

The fourth proportional to 364,200.96, 502,418.71 and 243,371.98 is: 335,733.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,200.96 : 502,418.71 = 243,371.98 : x
  2. Step 2: Convert to fraction form
    364,200.96/502,418.71 = 243,371.98/x
  3. Step 3: Cross multiply
    364,200.96x = 502,418.71 × 243,371.98
  4. Step 4: Simplify right side
    364,200.96x = 122,274,636,241.75
  5. Step 5: Solve for x
    x = 122,274,636,241.75/364,200.96
  6. Step 6: Final answer
    x = 335,733.98

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1.5x scale

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.