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Finding the Fourth Proportional to 370,571.93, 555,890.72 and 104,334.75

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Solution

The fourth proportional to 370,571.93, 555,890.72 and 104,334.75 is: 156,511.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,571.93 : 555,890.72 = 104,334.75 : x
  2. Step 2: Convert to fraction form
    370,571.93/555,890.72 = 104,334.75/x
  3. Step 3: Cross multiply
    370,571.93x = 555,890.72 × 104,334.75
  4. Step 4: Simplify right side
    370,571.93x = 57,998,718,776.85
  5. Step 5: Solve for x
    x = 57,998,718,776.85/370,571.93
  6. Step 6: Final answer
    x = 156,511.37

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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.