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Finding the Fourth Proportional to 341,801.60, 512,811.93 and 239,325.67

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Solution

The fourth proportional to 341,801.60, 512,811.93 and 239,325.67 is: 359,065.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,801.60 : 512,811.93 = 239,325.67 : x
  2. Step 2: Convert to fraction form
    341,801.60/512,811.93 = 239,325.67/x
  3. Step 3: Cross multiply
    341,801.60x = 512,811.93 × 239,325.67
  4. Step 4: Simplify right side
    341,801.60x = 122,729,059,414.96
  5. Step 5: Solve for x
    x = 122,729,059,414.96/341,801.60
  6. Step 6: Final answer
    x = 359,065.20

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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.