Home / 363,932.12-502,228.38-211,061

Finding the Fourth Proportional to 363,932.12, 502,228.38 and 211,061

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Solution

The fourth proportional to 363,932.12, 502,228.38 and 211,061 is: 291,265.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,932.12 : 502,228.38 = 211,061 : x
  2. Step 2: Convert to fraction form
    363,932.12/502,228.38 = 211,061/x
  3. Step 3: Cross multiply
    363,932.12x = 502,228.38 × 211,061
  4. Step 4: Simplify right side
    363,932.12x = 106,000,824,111.18
  5. Step 5: Solve for x
    x = 106,000,824,111.18/363,932.12
  6. Step 6: Final answer
    x = 291,265.37

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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.