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Finding the Fourth Proportional to 363,733.44, 501,951.79 and 210,860.13

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Solution

The fourth proportional to 363,733.44, 501,951.79 and 210,860.13 is: 290,986.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,733.44 : 501,951.79 = 210,860.13 : x
  2. Step 2: Convert to fraction form
    363,733.44/501,951.79 = 210,860.13/x
  3. Step 3: Cross multiply
    363,733.44x = 501,951.79 × 210,860.13
  4. Step 4: Simplify right side
    363,733.44x = 105,841,619,693.13
  5. Step 5: Solve for x
    x = 105,841,619,693.13/363,733.44
  6. Step 6: Final answer
    x = 290,986.77

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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.