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Finding the Fourth Proportional to 563,641.90, 845,829.36 and 244,105.78

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Solution

The fourth proportional to 563,641.90, 845,829.36 and 244,105.78 is: 366,317.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    563,641.90 : 845,829.36 = 244,105.78 : x
  2. Step 2: Convert to fraction form
    563,641.90/845,829.36 = 244,105.78/x
  3. Step 3: Cross multiply
    563,641.90x = 845,829.36 × 244,105.78
  4. Step 4: Simplify right side
    563,641.90x = 206,471,835,669.70
  5. Step 5: Solve for x
    x = 206,471,835,669.70/563,641.90
  6. Step 6: Final answer
    x = 366,317.40

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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.