Home / 1,038,687.46-1,557,790.62-328,583.14

Finding the Fourth Proportional to 1,038,687.46, 1,557,790.62 and 328,583.14

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Solution

The fourth proportional to 1,038,687.46, 1,557,790.62 and 328,583.14 is: 492,798.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,038,687.46 : 1,557,790.62 = 328,583.14 : x
  2. Step 2: Convert to fraction form
    1,038,687.46/1,557,790.62 = 328,583.14/x
  3. Step 3: Cross multiply
    1,038,687.46x = 1,557,790.62 × 328,583.14
  4. Step 4: Simplify right side
    1,038,687.46x = 511,863,733,382.15
  5. Step 5: Solve for x
    x = 511,863,733,382.15/1,038,687.46
  6. Step 6: Final answer
    x = 492,798.61

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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.