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Finding the Fourth Proportional to 364,400.35, 502,873.25 and 203,251.25

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Solution

The fourth proportional to 364,400.35, 502,873.25 and 203,251.25 is: 280,487.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,400.35 : 502,873.25 = 203,251.25 : x
  2. Step 2: Convert to fraction form
    364,400.35/502,873.25 = 203,251.25/x
  3. Step 3: Cross multiply
    364,400.35x = 502,873.25 × 203,251.25
  4. Step 4: Simplify right side
    364,400.35x = 102,209,616,894.99
  5. Step 5: Solve for x
    x = 102,209,616,894.99/364,400.35
  6. Step 6: Final answer
    x = 280,487.16

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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.