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Finding the Fourth Proportional to 363,633.62, 501,814.37 and 210,760.49

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Solution

The fourth proportional to 363,633.62, 501,814.37 and 210,760.49 is: 290,849.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,633.62 : 501,814.37 = 210,760.49 : x
  2. Step 2: Convert to fraction form
    363,633.62/501,814.37 = 210,760.49/x
  3. Step 3: Cross multiply
    363,633.62x = 501,814.37 × 210,760.49
  4. Step 4: Simplify right side
    363,633.62x = 105,762,638,947.37
  5. Step 5: Solve for x
    x = 105,762,638,947.37/363,633.62
  6. Step 6: Final answer
    x = 290,849.46

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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.