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Finding the Fourth Proportional to 604,151.82, 905,661.52 and 204,512.94

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Solution

The fourth proportional to 604,151.82, 905,661.52 and 204,512.94 is: 306,577.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    604,151.82 : 905,661.52 = 204,512.94 : x
  2. Step 2: Convert to fraction form
    604,151.82/905,661.52 = 204,512.94/x
  3. Step 3: Cross multiply
    604,151.82x = 905,661.52 × 204,512.94
  4. Step 4: Simplify right side
    604,151.82x = 185,219,500,100.07
  5. Step 5: Solve for x
    x = 185,219,500,100.07/604,151.82
  6. Step 6: Final answer
    x = 306,577.74

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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.