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Finding the Fourth Proportional to 350,838.94, 526,047.72 and 161,061.88

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Solution

The fourth proportional to 350,838.94, 526,047.72 and 161,061.88 is: 241,496.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,838.94 : 526,047.72 = 161,061.88 : x
  2. Step 2: Convert to fraction form
    350,838.94/526,047.72 = 161,061.88/x
  3. Step 3: Cross multiply
    350,838.94x = 526,047.72 × 161,061.88
  4. Step 4: Simplify right side
    350,838.94x = 84,726,234,752.91
  5. Step 5: Solve for x
    x = 84,726,234,752.91/350,838.94
  6. Step 6: Final answer
    x = 241,496.10

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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.