Home / 1,334,310.48-2,001,469.77-323,428.46

Finding the Fourth Proportional to 1,334,310.48, 2,001,469.77 and 323,428.46

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Solution

The fourth proportional to 1,334,310.48, 2,001,469.77 and 323,428.46 is: 485,143.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,334,310.48 : 2,001,469.77 = 323,428.46 : x
  2. Step 2: Convert to fraction form
    1,334,310.48/2,001,469.77 = 323,428.46/x
  3. Step 3: Cross multiply
    1,334,310.48x = 2,001,469.77 × 323,428.46
  4. Step 4: Simplify right side
    1,334,310.48x = 647,332,275,440.31
  5. Step 5: Solve for x
    x = 647,332,275,440.31/1,334,310.48
  6. Step 6: Final answer
    x = 485,143.66

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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.