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Finding the Fourth Proportional to 360,548.64, 540,594 and 191,964.96

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Solution

The fourth proportional to 360,548.64, 540,594 and 191,964.96 is: 287,825.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,548.64 : 540,594 = 191,964.96 : x
  2. Step 2: Convert to fraction form
    360,548.64/540,594 = 191,964.96/x
  3. Step 3: Cross multiply
    360,548.64x = 540,594 × 191,964.96
  4. Step 4: Simplify right side
    360,548.64x = 103,775,105,586.24
  5. Step 5: Solve for x
    x = 103,775,105,586.24/360,548.64
  6. Step 6: Final answer
    x = 287,825.54

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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.