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Finding the Fourth Proportional to 360,399.66, 540,074.61 and 173,192.46

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Solution

The fourth proportional to 360,399.66, 540,074.61 and 173,192.46 is: 259,536.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,399.66 : 540,074.61 = 173,192.46 : x
  2. Step 2: Convert to fraction form
    360,399.66/540,074.61 = 173,192.46/x
  3. Step 3: Cross multiply
    360,399.66x = 540,074.61 × 173,192.46
  4. Step 4: Simplify right side
    360,399.66x = 93,536,850,289.44
  5. Step 5: Solve for x
    x = 93,536,850,289.44/360,399.66
  6. Step 6: Final answer
    x = 259,536.46

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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.