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Finding the Fourth Proportional to 341,486.70, 511,884.45 and 201,173.10

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Solution

The fourth proportional to 341,486.70, 511,884.45 and 201,173.10 is: 301,556.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,486.70 : 511,884.45 = 201,173.10 : x
  2. Step 2: Convert to fraction form
    341,486.70/511,884.45 = 201,173.10/x
  3. Step 3: Cross multiply
    341,486.70x = 511,884.45 × 201,173.10
  4. Step 4: Simplify right side
    341,486.70x = 102,977,381,648.30
  5. Step 5: Solve for x
    x = 102,977,381,648.30/341,486.70
  6. Step 6: Final answer
    x = 301,556.05

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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.