Home / 477,501.26-659,045.34-273,688.80

Finding the Fourth Proportional to 477,501.26, 659,045.34 and 273,688.80

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Solution

The fourth proportional to 477,501.26, 659,045.34 and 273,688.80 is: 377,744.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,501.26 : 659,045.34 = 273,688.80 : x
  2. Step 2: Convert to fraction form
    477,501.26/659,045.34 = 273,688.80/x
  3. Step 3: Cross multiply
    477,501.26x = 659,045.34 × 273,688.80
  4. Step 4: Simplify right side
    477,501.26x = 180,373,328,250.19
  5. Step 5: Solve for x
    x = 180,373,328,250.19/477,501.26
  6. Step 6: Final answer
    x = 377,744.19

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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.