Home / 477,810.89-659,303.75-273,822.56

Finding the Fourth Proportional to 477,810.89, 659,303.75 and 273,822.56

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Solution

The fourth proportional to 477,810.89, 659,303.75 and 273,822.56 is: 377,831.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,810.89 : 659,303.75 = 273,822.56 : x
  2. Step 2: Convert to fraction form
    477,810.89/659,303.75 = 273,822.56/x
  3. Step 3: Cross multiply
    477,810.89x = 659,303.75 × 273,822.56
  4. Step 4: Simplify right side
    477,810.89x = 180,532,235,976.97
  5. Step 5: Solve for x
    x = 180,532,235,976.97/477,810.89
  6. Step 6: Final answer
    x = 377,831.99

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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.