Home / 1,202,463.39-1,803,718.09-392,850.04

Finding the Fourth Proportional to 1,202,463.39, 1,803,718.09 and 392,850.04

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Solution

The fourth proportional to 1,202,463.39, 1,803,718.09 and 392,850.04 is: 589,282.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,202,463.39 : 1,803,718.09 = 392,850.04 : x
  2. Step 2: Convert to fraction form
    1,202,463.39/1,803,718.09 = 392,850.04/x
  3. Step 3: Cross multiply
    1,202,463.39x = 1,803,718.09 × 392,850.04
  4. Step 4: Simplify right side
    1,202,463.39x = 708,590,723,805.22
  5. Step 5: Solve for x
    x = 708,590,723,805.22/1,202,463.39
  6. Step 6: Final answer
    x = 589,282.58

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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.