Home / 477,783.36-659,368.26-273,868.20

Finding the Fourth Proportional to 477,783.36, 659,368.26 and 273,868.20

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Solution

The fourth proportional to 477,783.36, 659,368.26 and 273,868.20 is: 377,953.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,783.36 : 659,368.26 = 273,868.20 : x
  2. Step 2: Convert to fraction form
    477,783.36/659,368.26 = 273,868.20/x
  3. Step 3: Cross multiply
    477,783.36x = 659,368.26 × 273,868.20
  4. Step 4: Simplify right side
    477,783.36x = 180,579,998,503.33
  5. Step 5: Solve for x
    x = 180,579,998,503.33/477,783.36
  6. Step 6: Final answer
    x = 377,953.72

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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.