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Finding the Fourth Proportional to 360,767.60, 540,560.32 and 192,108.84

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Solution

The fourth proportional to 360,767.60, 540,560.32 and 192,108.84 is: 287,848.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,767.60 : 540,560.32 = 192,108.84 : x
  2. Step 2: Convert to fraction form
    360,767.60/540,560.32 = 192,108.84/x
  3. Step 3: Cross multiply
    360,767.60x = 540,560.32 × 192,108.84
  4. Step 4: Simplify right side
    360,767.60x = 103,846,416,025.23
  5. Step 5: Solve for x
    x = 103,846,416,025.23/360,767.60
  6. Step 6: Final answer
    x = 287,848.51

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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.