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Finding the Fourth Proportional to 360,551.64, 540,598.50 and 191,967.96

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Solution

The fourth proportional to 360,551.64, 540,598.50 and 191,967.96 is: 287,830.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,551.64 : 540,598.50 = 191,967.96 : x
  2. Step 2: Convert to fraction form
    360,551.64/540,598.50 = 191,967.96/x
  3. Step 3: Cross multiply
    360,551.64x = 540,598.50 × 191,967.96
  4. Step 4: Simplify right side
    360,551.64x = 103,777,591,224.06
  5. Step 5: Solve for x
    x = 103,777,591,224.06/360,551.64
  6. Step 6: Final answer
    x = 287,830.04

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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.