Home / 477,975.60-659,621.24-260,198.80

Finding the Fourth Proportional to 477,975.60, 659,621.24 and 260,198.80

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Solution

The fourth proportional to 477,975.60, 659,621.24 and 260,198.80 is: 359,082.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,975.60 : 659,621.24 = 260,198.80 : x
  2. Step 2: Convert to fraction form
    477,975.60/659,621.24 = 260,198.80/x
  3. Step 3: Cross multiply
    477,975.60x = 659,621.24 × 260,198.80
  4. Step 4: Simplify right side
    477,975.60x = 171,632,655,102.51
  5. Step 5: Solve for x
    x = 171,632,655,102.51/477,975.60
  6. Step 6: Final answer
    x = 359,082.46

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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.