Home / 300,239.21-414,335.28-164,285.04

Finding the Fourth Proportional to 300,239.21, 414,335.28 and 164,285.04

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Solution

The fourth proportional to 300,239.21, 414,335.28 and 164,285.04 is: 226,716.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,239.21 : 414,335.28 = 164,285.04 : x
  2. Step 2: Convert to fraction form
    300,239.21/414,335.28 = 164,285.04/x
  3. Step 3: Cross multiply
    300,239.21x = 414,335.28 × 164,285.04
  4. Step 4: Simplify right side
    300,239.21x = 68,069,085,335.93
  5. Step 5: Solve for x
    x = 68,069,085,335.93/300,239.21
  6. Step 6: Final answer
    x = 226,716.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.