Home / 338,832.09-467,509.80-202,814.34

Finding the Fourth Proportional to 338,832.09, 467,509.80 and 202,814.34

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Solution

The fourth proportional to 338,832.09, 467,509.80 and 202,814.34 is: 279,836.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,832.09 : 467,509.80 = 202,814.34 : x
  2. Step 2: Convert to fraction form
    338,832.09/467,509.80 = 202,814.34/x
  3. Step 3: Cross multiply
    338,832.09x = 467,509.80 × 202,814.34
  4. Step 4: Simplify right side
    338,832.09x = 94,817,691,530.53
  5. Step 5: Solve for x
    x = 94,817,691,530.53/338,832.09
  6. Step 6: Final answer
    x = 279,836.81

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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.