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Finding the Fourth Proportional to 446,361.18, 616,166.90 and 301,363.39

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Solution

The fourth proportional to 446,361.18, 616,166.90 and 301,363.39 is: 416,008.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,361.18 : 616,166.90 = 301,363.39 : x
  2. Step 2: Convert to fraction form
    446,361.18/616,166.90 = 301,363.39/x
  3. Step 3: Cross multiply
    446,361.18x = 616,166.90 × 301,363.39
  4. Step 4: Simplify right side
    446,361.18x = 185,690,142,717.36
  5. Step 5: Solve for x
    x = 185,690,142,717.36/446,361.18
  6. Step 6: Final answer
    x = 416,008.72

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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.