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Finding the Fourth Proportional to 341,212.95, 511,800.96 and 104,556.33

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Solution

The fourth proportional to 341,212.95, 511,800.96 and 104,556.33 is: 156,828.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,212.95 : 511,800.96 = 104,556.33 : x
  2. Step 2: Convert to fraction form
    341,212.95/511,800.96 = 104,556.33/x
  3. Step 3: Cross multiply
    341,212.95x = 511,800.96 × 104,556.33
  4. Step 4: Simplify right side
    341,212.95x = 53,512,030,068.08
  5. Step 5: Solve for x
    x = 53,512,030,068.08/341,212.95
  6. Step 6: Final answer
    x = 156,828.84

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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.