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Finding the Fourth Proportional to 364,369.39, 502,828.09 and 201,021.45

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Solution

The fourth proportional to 364,369.39, 502,828.09 and 201,021.45 is: 277,408.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,369.39 : 502,828.09 = 201,021.45 : x
  2. Step 2: Convert to fraction form
    364,369.39/502,828.09 = 201,021.45/x
  3. Step 3: Cross multiply
    364,369.39x = 502,828.09 × 201,021.45
  4. Step 4: Simplify right side
    364,369.39x = 101,079,230,212.43
  5. Step 5: Solve for x
    x = 101,079,230,212.43/364,369.39
  6. Step 6: Final answer
    x = 277,408.68

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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.