Home / 475,078.08-655,445.04-270,982.32

Finding the Fourth Proportional to 475,078.08, 655,445.04 and 270,982.32

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Solution

The fourth proportional to 475,078.08, 655,445.04 and 270,982.32 is: 373,862.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    475,078.08 : 655,445.04 = 270,982.32 : x
  2. Step 2: Convert to fraction form
    475,078.08/655,445.04 = 270,982.32/x
  3. Step 3: Cross multiply
    475,078.08x = 655,445.04 × 270,982.32
  4. Step 4: Simplify right side
    475,078.08x = 177,614,017,571.69
  5. Step 5: Solve for x
    x = 177,614,017,571.69/475,078.08
  6. Step 6: Final answer
    x = 373,862.79

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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.