Home / 550,255.32-825,278.04-171,180.76

Finding the Fourth Proportional to 550,255.32, 825,278.04 and 171,180.76

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Solution

The fourth proportional to 550,255.32, 825,278.04 and 171,180.76 is: 256,738.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    550,255.32 : 825,278.04 = 171,180.76 : x
  2. Step 2: Convert to fraction form
    550,255.32/825,278.04 = 171,180.76/x
  3. Step 3: Cross multiply
    550,255.32x = 825,278.04 × 171,180.76
  4. Step 4: Simplify right side
    550,255.32x = 141,271,722,098.51
  5. Step 5: Solve for x
    x = 141,271,722,098.51/550,255.32
  6. Step 6: Final answer
    x = 256,738.49

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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.