Home / 364,136.11-502,507.91-202,987.69

Finding the Fourth Proportional to 364,136.11, 502,507.91 and 202,987.69

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Solution

The fourth proportional to 364,136.11, 502,507.91 and 202,987.69 is: 280,123.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,136.11 : 502,507.91 = 202,987.69 : x
  2. Step 2: Convert to fraction form
    364,136.11/502,507.91 = 202,987.69/x
  3. Step 3: Cross multiply
    364,136.11x = 502,507.91 × 202,987.69
  4. Step 4: Simplify right side
    364,136.11x = 102,002,919,857.63
  5. Step 5: Solve for x
    x = 102,002,919,857.63/364,136.11
  6. Step 6: Final answer
    x = 280,123.06

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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.