Home / 1,341,302.91-2,011,954.92-330,444.51

Finding the Fourth Proportional to 1,341,302.91, 2,011,954.92 and 330,444.51

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Solution

The fourth proportional to 1,341,302.91, 2,011,954.92 and 330,444.51 is: 495,666.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,341,302.91 : 2,011,954.92 = 330,444.51 : x
  2. Step 2: Convert to fraction form
    1,341,302.91/2,011,954.92 = 330,444.51/x
  3. Step 3: Cross multiply
    1,341,302.91x = 2,011,954.92 × 330,444.51
  4. Step 4: Simplify right side
    1,341,302.91x = 664,839,457,681.49
  5. Step 5: Solve for x
    x = 664,839,457,681.49/1,341,302.91
  6. Step 6: Final answer
    x = 495,666.90

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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.