Home / 303,977.07-455,974.85-104,294.64

Finding the Fourth Proportional to 303,977.07, 455,974.85 and 104,294.64

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Solution

The fourth proportional to 303,977.07, 455,974.85 and 104,294.64 is: 156,445.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,977.07 : 455,974.85 = 104,294.64 : x
  2. Step 2: Convert to fraction form
    303,977.07/455,974.85 = 104,294.64/x
  3. Step 3: Cross multiply
    303,977.07x = 455,974.85 × 104,294.64
  4. Step 4: Simplify right side
    303,977.07x = 47,555,732,308.33
  5. Step 5: Solve for x
    x = 47,555,732,308.33/303,977.07
  6. Step 6: Final answer
    x = 156,445.13

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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.