Home / 843,549.84-1,265,190.84-394,582.32

Finding the Fourth Proportional to 843,549.84, 1,265,190.84 and 394,582.32

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Solution

The fourth proportional to 843,549.84, 1,265,190.84 and 394,582.32 is: 591,810.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    843,549.84 : 1,265,190.84 = 394,582.32 : x
  2. Step 2: Convert to fraction form
    843,549.84/1,265,190.84 = 394,582.32/x
  3. Step 3: Cross multiply
    843,549.84x = 1,265,190.84 × 394,582.32
  4. Step 4: Simplify right side
    843,549.84x = 499,221,936,889.95
  5. Step 5: Solve for x
    x = 499,221,936,889.95/843,549.84
  6. Step 6: Final answer
    x = 591,810.84

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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.