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Finding the Fourth Proportional to 360,231.49, 540,334.93 and 170,782.62

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Solution

The fourth proportional to 360,231.49, 540,334.93 and 170,782.62 is: 256,168.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,231.49 : 540,334.93 = 170,782.62 : x
  2. Step 2: Convert to fraction form
    360,231.49/540,334.93 = 170,782.62/x
  3. Step 3: Cross multiply
    360,231.49x = 540,334.93 × 170,782.62
  4. Step 4: Simplify right side
    360,231.49x = 92,279,815,022.92
  5. Step 5: Solve for x
    x = 92,279,815,022.92/360,231.49
  6. Step 6: Final answer
    x = 256,168.10

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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.