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Finding the Fourth Proportional to 364,247.79, 502,649.54 and 200,910.77

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Solution

The fourth proportional to 364,247.79, 502,649.54 and 200,910.77 is: 277,250.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,247.79 : 502,649.54 = 200,910.77 : x
  2. Step 2: Convert to fraction form
    364,247.79/502,649.54 = 200,910.77/x
  3. Step 3: Cross multiply
    364,247.79x = 502,649.54 × 200,910.77
  4. Step 4: Simplify right side
    364,247.79x = 100,987,705,368.13
  5. Step 5: Solve for x
    x = 100,987,705,368.13/364,247.79
  6. Step 6: Final answer
    x = 277,250.01

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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.