Home / 363,929.32-502,215.69-202,780.94

Finding the Fourth Proportional to 363,929.32, 502,215.69 and 202,780.94

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Solution

The fourth proportional to 363,929.32, 502,215.69 and 202,780.94 is: 279,833.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,929.32 : 502,215.69 = 202,780.94 : x
  2. Step 2: Convert to fraction form
    363,929.32/502,215.69 = 202,780.94/x
  3. Step 3: Cross multiply
    363,929.32x = 502,215.69 × 202,780.94
  4. Step 4: Simplify right side
    363,929.32x = 101,839,767,950.30
  5. Step 5: Solve for x
    x = 101,839,767,950.30/363,929.32
  6. Step 6: Final answer
    x = 279,833.92

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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.