Home / 477,736.10-659,280.44-262,880.79

Finding the Fourth Proportional to 477,736.10, 659,280.44 and 262,880.79

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Solution

The fourth proportional to 477,736.10, 659,280.44 and 262,880.79 is: 362,778.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,736.10 : 659,280.44 = 262,880.79 : x
  2. Step 2: Convert to fraction form
    477,736.10/659,280.44 = 262,880.79/x
  3. Step 3: Cross multiply
    477,736.10x = 659,280.44 × 262,880.79
  4. Step 4: Simplify right side
    477,736.10x = 173,312,164,052.75
  5. Step 5: Solve for x
    x = 173,312,164,052.75/477,736.10
  6. Step 6: Final answer
    x = 362,778.03

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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.