Home / 324,907.17-487,182.33-100,205.25

Finding the Fourth Proportional to 324,907.17, 487,182.33 and 100,205.25

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Solution

The fourth proportional to 324,907.17, 487,182.33 and 100,205.25 is: 150,252.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,907.17 : 487,182.33 = 100,205.25 : x
  2. Step 2: Convert to fraction form
    324,907.17/487,182.33 = 100,205.25/x
  3. Step 3: Cross multiply
    324,907.17x = 487,182.33 × 100,205.25
  4. Step 4: Simplify right side
    324,907.17x = 48,818,227,173.23
  5. Step 5: Solve for x
    x = 48,818,227,173.23/324,907.17
  6. Step 6: Final answer
    x = 150,252.85

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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.