Home / 477,943.75-659,485.19-273,957.13

Finding the Fourth Proportional to 477,943.75, 659,485.19 and 273,957.13

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Solution

The fourth proportional to 477,943.75, 659,485.19 and 273,957.13 is: 378,016.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,943.75 : 659,485.19 = 273,957.13 : x
  2. Step 2: Convert to fraction form
    477,943.75/659,485.19 = 273,957.13/x
  3. Step 3: Cross multiply
    477,943.75x = 659,485.19 × 273,957.13
  4. Step 4: Simplify right side
    477,943.75x = 180,670,669,929.91
  5. Step 5: Solve for x
    x = 180,670,669,929.91/477,943.75
  6. Step 6: Final answer
    x = 378,016.60

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.