Home / 1,336,833.76-2,005,220.40-325,960.96

Finding the Fourth Proportional to 1,336,833.76, 2,005,220.40 and 325,960.96

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Solution

The fourth proportional to 1,336,833.76, 2,005,220.40 and 325,960.96 is: 488,934.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,336,833.76 : 2,005,220.40 = 325,960.96 : x
  2. Step 2: Convert to fraction form
    1,336,833.76/2,005,220.40 = 325,960.96/x
  3. Step 3: Cross multiply
    1,336,833.76x = 2,005,220.40 × 325,960.96
  4. Step 4: Simplify right side
    1,336,833.76x = 653,623,566,595.58
  5. Step 5: Solve for x
    x = 653,623,566,595.58/1,336,833.76
  6. Step 6: Final answer
    x = 488,934.07

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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.