Home / 477,629.66-659,223.12-273,817.40

Finding the Fourth Proportional to 477,629.66, 659,223.12 and 273,817.40

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Solution

The fourth proportional to 477,629.66, 659,223.12 and 273,817.40 is: 377,922.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,629.66 : 659,223.12 = 273,817.40 : x
  2. Step 2: Convert to fraction form
    477,629.66/659,223.12 = 273,817.40/x
  3. Step 3: Cross multiply
    477,629.66x = 659,223.12 × 273,817.40
  4. Step 4: Simplify right side
    477,629.66x = 180,506,760,738.29
  5. Step 5: Solve for x
    x = 180,506,760,738.29/477,629.66
  6. Step 6: Final answer
    x = 377,922.01

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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.