Home / 792,774.81-1,189,343.94-343,571.10

Finding the Fourth Proportional to 792,774.81, 1,189,343.94 and 343,571.10

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Solution

The fourth proportional to 792,774.81, 1,189,343.94 and 343,571.10 is: 515,435.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    792,774.81 : 1,189,343.94 = 343,571.10 : x
  2. Step 2: Convert to fraction form
    792,774.81/1,189,343.94 = 343,571.10/x
  3. Step 3: Cross multiply
    792,774.81x = 1,189,343.94 × 343,571.10
  4. Step 4: Simplify right side
    792,774.81x = 408,624,205,744.13
  5. Step 5: Solve for x
    x = 408,624,205,744.13/792,774.81
  6. Step 6: Final answer
    x = 515,435.41

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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.