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Finding the Fourth Proportional to 436,633.67, 602,333.98 and 255,227.09

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Solution

The fourth proportional to 436,633.67, 602,333.98 and 255,227.09 is: 352,084.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,633.67 : 602,333.98 = 255,227.09 : x
  2. Step 2: Convert to fraction form
    436,633.67/602,333.98 = 255,227.09/x
  3. Step 3: Cross multiply
    436,633.67x = 602,333.98 × 255,227.09
  4. Step 4: Simplify right side
    436,633.67x = 153,731,945,273.78
  5. Step 5: Solve for x
    x = 153,731,945,273.78/436,633.67
  6. Step 6: Final answer
    x = 352,084.49

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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.