Home / 1,103,289.75-1,654,934.72-355,335.75

Finding the Fourth Proportional to 1,103,289.75, 1,654,934.72 and 355,335.75

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Solution

The fourth proportional to 1,103,289.75, 1,654,934.72 and 355,335.75 is: 533,003.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,103,289.75 : 1,654,934.72 = 355,335.75 : x
  2. Step 2: Convert to fraction form
    1,103,289.75/1,654,934.72 = 355,335.75/x
  3. Step 3: Cross multiply
    1,103,289.75x = 1,654,934.72 × 355,335.75
  4. Step 4: Simplify right side
    1,103,289.75x = 588,057,468,155.56
  5. Step 5: Solve for x
    x = 588,057,468,155.56/1,103,289.75
  6. Step 6: Final answer
    x = 533,003.65

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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.