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Finding the Fourth Proportional to 602,006.15, 903,028.26 and 223,021.73

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Solution

The fourth proportional to 602,006.15, 903,028.26 and 223,021.73 is: 334,539.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    602,006.15 : 903,028.26 = 223,021.73 : x
  2. Step 2: Convert to fraction form
    602,006.15/903,028.26 = 223,021.73/x
  3. Step 3: Cross multiply
    602,006.15x = 903,028.26 × 223,021.73
  4. Step 4: Simplify right side
    602,006.15x = 201,394,924,784.09
  5. Step 5: Solve for x
    x = 201,394,924,784.09/602,006.15
  6. Step 6: Final answer
    x = 334,539.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.