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Finding the Fourth Proportional to 364,370.48, 502,832.02 and 203,221.38

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Solution

The fourth proportional to 364,370.48, 502,832.02 and 203,221.38 is: 280,445.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,370.48 : 502,832.02 = 203,221.38 : x
  2. Step 2: Convert to fraction form
    364,370.48/502,832.02 = 203,221.38/x
  3. Step 3: Cross multiply
    364,370.48x = 502,832.02 × 203,221.38
  4. Step 4: Simplify right side
    364,370.48x = 102,186,217,012.59
  5. Step 5: Solve for x
    x = 102,186,217,012.59/364,370.48
  6. Step 6: Final answer
    x = 280,445.93

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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.