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Finding the Fourth Proportional to 360,395.28, 540,669.24 and 107,695.44

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Solution

The fourth proportional to 360,395.28, 540,669.24 and 107,695.44 is: 161,565.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,395.28 : 540,669.24 = 107,695.44 : x
  2. Step 2: Convert to fraction form
    360,395.28/540,669.24 = 107,695.44/x
  3. Step 3: Cross multiply
    360,395.28x = 540,669.24 × 107,695.44
  4. Step 4: Simplify right side
    360,395.28x = 58,227,611,696.27
  5. Step 5: Solve for x
    x = 58,227,611,696.27/360,395.28
  6. Step 6: Final answer
    x = 161,565.97

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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.