Home / 1,242,022.80-1,863,034.20-494,068.80

Finding the Fourth Proportional to 1,242,022.80, 1,863,034.20 and 494,068.80

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Solution

The fourth proportional to 1,242,022.80, 1,863,034.20 and 494,068.80 is: 741,103.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,242,022.80 : 1,863,034.20 = 494,068.80 : x
  2. Step 2: Convert to fraction form
    1,242,022.80/1,863,034.20 = 494,068.80/x
  3. Step 3: Cross multiply
    1,242,022.80x = 1,863,034.20 × 494,068.80
  4. Step 4: Simplify right side
    1,242,022.80x = 920,467,071,552.96
  5. Step 5: Solve for x
    x = 920,467,071,552.96/1,242,022.80
  6. Step 6: Final answer
    x = 741,103.20

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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.