Home / 505,255.32-757,895.74-150,272.42

Finding the Fourth Proportional to 505,255.32, 757,895.74 and 150,272.42

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Solution

The fourth proportional to 505,255.32, 757,895.74 and 150,272.42 is: 225,412.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    505,255.32 : 757,895.74 = 150,272.42 : x
  2. Step 2: Convert to fraction form
    505,255.32/757,895.74 = 150,272.42/x
  3. Step 3: Cross multiply
    505,255.32x = 757,895.74 × 150,272.42
  4. Step 4: Simplify right side
    505,255.32x = 113,890,822,792.33
  5. Step 5: Solve for x
    x = 113,890,822,792.33/505,255.32
  6. Step 6: Final answer
    x = 225,412.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.