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Finding the Fourth Proportional to 340,797.04, 511,195.56 and 104,137.67

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Solution

The fourth proportional to 340,797.04, 511,195.56 and 104,137.67 is: 156,206.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,797.04 : 511,195.56 = 104,137.67 : x
  2. Step 2: Convert to fraction form
    340,797.04/511,195.56 = 104,137.67/x
  3. Step 3: Cross multiply
    340,797.04x = 511,195.56 × 104,137.67
  4. Step 4: Simplify right side
    340,797.04x = 53,234,712,544.74
  5. Step 5: Solve for x
    x = 53,234,712,544.74/340,797.04
  6. Step 6: Final answer
    x = 156,206.50

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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.