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Finding the Fourth Proportional to 360,761.58, 540,551.34 and 192,102.84

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Solution

The fourth proportional to 360,761.58, 540,551.34 and 192,102.84 is: 287,839.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,761.58 : 540,551.34 = 192,102.84 : x
  2. Step 2: Convert to fraction form
    360,761.58/540,551.34 = 192,102.84/x
  3. Step 3: Cross multiply
    360,761.58x = 540,551.34 × 192,102.84
  4. Step 4: Simplify right side
    360,761.58x = 103,841,447,579.81
  5. Step 5: Solve for x
    x = 103,841,447,579.81/360,761.58
  6. Step 6: Final answer
    x = 287,839.54

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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.