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Finding the Fourth Proportional to 362,912.10, 544,368.15 and 110,192.10

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Solution

The fourth proportional to 362,912.10, 544,368.15 and 110,192.10 is: 165,288.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,912.10 : 544,368.15 = 110,192.10 : x
  2. Step 2: Convert to fraction form
    362,912.10/544,368.15 = 110,192.10/x
  3. Step 3: Cross multiply
    362,912.10x = 544,368.15 × 110,192.10
  4. Step 4: Simplify right side
    362,912.10x = 59,985,069,621.62
  5. Step 5: Solve for x
    x = 59,985,069,621.62/362,912.10
  6. Step 6: Final answer
    x = 165,288.15

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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.