Home / 363,932.58-502,220.17-202,784.19

Finding the Fourth Proportional to 363,932.58, 502,220.17 and 202,784.19

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Solution

The fourth proportional to 363,932.58, 502,220.17 and 202,784.19 is: 279,838.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,932.58 : 502,220.17 = 202,784.19 : x
  2. Step 2: Convert to fraction form
    363,932.58/502,220.17 = 202,784.19/x
  3. Step 3: Cross multiply
    363,932.58x = 502,220.17 × 202,784.19
  4. Step 4: Simplify right side
    363,932.58x = 101,842,310,375.11
  5. Step 5: Solve for x
    x = 101,842,310,375.11/363,932.58
  6. Step 6: Final answer
    x = 279,838.40

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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.