Home / 1,158,361.33-1,737,608.12-389,550.44

Finding the Fourth Proportional to 1,158,361.33, 1,737,608.12 and 389,550.44

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Solution

The fourth proportional to 1,158,361.33, 1,737,608.12 and 389,550.44 is: 584,347.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,158,361.33 : 1,737,608.12 = 389,550.44 : x
  2. Step 2: Convert to fraction form
    1,158,361.33/1,737,608.12 = 389,550.44/x
  3. Step 3: Cross multiply
    1,158,361.33x = 1,737,608.12 × 389,550.44
  4. Step 4: Simplify right side
    1,158,361.33x = 676,886,007,693.57
  5. Step 5: Solve for x
    x = 676,886,007,693.57/1,158,361.33
  6. Step 6: Final answer
    x = 584,347.90

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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.