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Finding the Fourth Proportional to 363,251.52, 501,279.28 and 210,296.19

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Solution

The fourth proportional to 363,251.52, 501,279.28 and 210,296.19 is: 290,204.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,251.52 : 501,279.28 = 210,296.19 : x
  2. Step 2: Convert to fraction form
    363,251.52/501,279.28 = 210,296.19/x
  3. Step 3: Cross multiply
    363,251.52x = 501,279.28 × 210,296.19
  4. Step 4: Simplify right side
    363,251.52x = 105,417,122,709.94
  5. Step 5: Solve for x
    x = 105,417,122,709.94/363,251.52
  6. Step 6: Final answer
    x = 290,204.22

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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.