Home / 360,177.05-497,074.25-199,063.55

Finding the Fourth Proportional to 360,177.05, 497,074.25 and 199,063.55

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Solution

The fourth proportional to 360,177.05, 497,074.25 and 199,063.55 is: 274,724.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,177.05 : 497,074.25 = 199,063.55 : x
  2. Step 2: Convert to fraction form
    360,177.05/497,074.25 = 199,063.55/x
  3. Step 3: Cross multiply
    360,177.05x = 497,074.25 × 199,063.55
  4. Step 4: Simplify right side
    360,177.05x = 98,949,362,830.88
  5. Step 5: Solve for x
    x = 98,949,362,830.88/360,177.05
  6. Step 6: Final answer
    x = 274,724.23

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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.