Home / 412,766.49-619,108.26-113,277.22

Finding the Fourth Proportional to 412,766.49, 619,108.26 and 113,277.22

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Solution

The fourth proportional to 412,766.49, 619,108.26 and 113,277.22 is: 169,904.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    412,766.49 : 619,108.26 = 113,277.22 : x
  2. Step 2: Convert to fraction form
    412,766.49/619,108.26 = 113,277.22/x
  3. Step 3: Cross multiply
    412,766.49x = 619,108.26 × 113,277.22
  4. Step 4: Simplify right side
    412,766.49x = 70,130,862,571.84
  5. Step 5: Solve for x
    x = 70,130,862,571.84/412,766.49
  6. Step 6: Final answer
    x = 169,904.45

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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.