Home / 782,134.01-1,172,735.07-242,230.34

Finding the Fourth Proportional to 782,134.01, 1,172,735.07 and 242,230.34

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Solution

The fourth proportional to 782,134.01, 1,172,735.07 and 242,230.34 is: 363,201.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    782,134.01 : 1,172,735.07 = 242,230.34 : x
  2. Step 2: Convert to fraction form
    782,134.01/1,172,735.07 = 242,230.34/x
  3. Step 3: Cross multiply
    782,134.01x = 1,172,735.07 × 242,230.34
  4. Step 4: Simplify right side
    782,134.01x = 284,072,014,736.02
  5. Step 5: Solve for x
    x = 284,072,014,736.02/782,134.01
  6. Step 6: Final answer
    x = 363,201.20

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1.5x scale

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.