Home / 477,729.69-659,191.70-273,741.39

Finding the Fourth Proportional to 477,729.69, 659,191.70 and 273,741.39

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Solution

The fourth proportional to 477,729.69, 659,191.70 and 273,741.39 is: 377,719.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,729.69 : 659,191.70 = 273,741.39 : x
  2. Step 2: Convert to fraction form
    477,729.69/659,191.70 = 273,741.39/x
  3. Step 3: Cross multiply
    477,729.69x = 659,191.70 × 273,741.39
  4. Step 4: Simplify right side
    477,729.69x = 180,448,050,865.76
  5. Step 5: Solve for x
    x = 180,448,050,865.76/477,729.69
  6. Step 6: Final answer
    x = 377,719.98

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1.5x scale

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.