Home / 843,550.84-1,265,192.34-394,583.32

Finding the Fourth Proportional to 843,550.84, 1,265,192.34 and 394,583.32

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Solution

The fourth proportional to 843,550.84, 1,265,192.34 and 394,583.32 is: 591,812.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    843,550.84 : 1,265,192.34 = 394,583.32 : x
  2. Step 2: Convert to fraction form
    843,550.84/1,265,192.34 = 394,583.32/x
  3. Step 3: Cross multiply
    843,550.84x = 1,265,192.34 × 394,583.32
  4. Step 4: Simplify right side
    843,550.84x = 499,223,793,955.77
  5. Step 5: Solve for x
    x = 499,223,793,955.77/843,550.84
  6. Step 6: Final answer
    x = 591,812.34

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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.