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Finding the Fourth Proportional to 373,792.94, 560,775.28 and 107,555.66

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Solution

The fourth proportional to 373,792.94, 560,775.28 and 107,555.66 is: 161,358.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,792.94 : 560,775.28 = 107,555.66 : x
  2. Step 2: Convert to fraction form
    373,792.94/560,775.28 = 107,555.66/x
  3. Step 3: Cross multiply
    373,792.94x = 560,775.28 × 107,555.66
  4. Step 4: Simplify right side
    373,792.94x = 60,314,555,352.08
  5. Step 5: Solve for x
    x = 60,314,555,352.08/373,792.94
  6. Step 6: Final answer
    x = 161,358.20

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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.