Home / 1,334,286.30-2,001,411.51-323,416.92

Finding the Fourth Proportional to 1,334,286.30, 2,001,411.51 and 323,416.92

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Solution

The fourth proportional to 1,334,286.30, 2,001,411.51 and 323,416.92 is: 485,121.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,334,286.30 : 2,001,411.51 = 323,416.92 : x
  2. Step 2: Convert to fraction form
    1,334,286.30/2,001,411.51 = 323,416.92/x
  3. Step 3: Cross multiply
    1,334,286.30x = 2,001,411.51 × 323,416.92
  4. Step 4: Simplify right side
    1,334,286.30x = 647,290,346,216.75
  5. Step 5: Solve for x
    x = 647,290,346,216.75/1,334,286.30
  6. Step 6: Final answer
    x = 485,121.03

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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.