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Finding the Fourth Proportional to 370,571.43, 555,889.97 and 104,334.25

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Solution

The fourth proportional to 370,571.43, 555,889.97 and 104,334.25 is: 156,510.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,571.43 : 555,889.97 = 104,334.25 : x
  2. Step 2: Convert to fraction form
    370,571.43/555,889.97 = 104,334.25/x
  3. Step 3: Cross multiply
    370,571.43x = 555,889.97 × 104,334.25
  4. Step 4: Simplify right side
    370,571.43x = 57,998,363,102.47
  5. Step 5: Solve for x
    x = 57,998,363,102.47/370,571.43
  6. Step 6: Final answer
    x = 156,510.62

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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.