Home / 1,289,339.55-1,934,009.33-329,793.30

Finding the Fourth Proportional to 1,289,339.55, 1,934,009.33 and 329,793.30

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Solution

The fourth proportional to 1,289,339.55, 1,934,009.33 and 329,793.30 is: 494,689.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,289,339.55 : 1,934,009.33 = 329,793.30 : x
  2. Step 2: Convert to fraction form
    1,289,339.55/1,934,009.33 = 329,793.30/x
  3. Step 3: Cross multiply
    1,289,339.55x = 1,934,009.33 × 329,793.30
  4. Step 4: Simplify right side
    1,289,339.55x = 637,823,317,522.52
  5. Step 5: Solve for x
    x = 637,823,317,522.52/1,289,339.55
  6. Step 6: Final answer
    x = 494,689.95

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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.