Home / 1,341,301.91-2,011,953.42-330,443.51

Finding the Fourth Proportional to 1,341,301.91, 2,011,953.42 and 330,443.51

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Solution

The fourth proportional to 1,341,301.91, 2,011,953.42 and 330,443.51 is: 495,665.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,341,301.91 : 2,011,953.42 = 330,443.51 : x
  2. Step 2: Convert to fraction form
    1,341,301.91/2,011,953.42 = 330,443.51/x
  3. Step 3: Cross multiply
    1,341,301.91x = 2,011,953.42 × 330,443.51
  4. Step 4: Simplify right side
    1,341,301.91x = 664,836,940,001.54
  5. Step 5: Solve for x
    x = 664,836,940,001.54/1,341,301.91
  6. Step 6: Final answer
    x = 495,665.40

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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.