Home / 1,057,121.46-1,585,668.39-258,410.01

Finding the Fourth Proportional to 1,057,121.46, 1,585,668.39 and 258,410.01

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Solution

The fourth proportional to 1,057,121.46, 1,585,668.39 and 258,410.01 is: 387,611.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,057,121.46 : 1,585,668.39 = 258,410.01 : x
  2. Step 2: Convert to fraction form
    1,057,121.46/1,585,668.39 = 258,410.01/x
  3. Step 3: Cross multiply
    1,057,121.46x = 1,585,668.39 × 258,410.01
  4. Step 4: Simplify right side
    1,057,121.46x = 409,752,584,516.58
  5. Step 5: Solve for x
    x = 409,752,584,516.58/1,057,121.46
  6. Step 6: Final answer
    x = 387,611.64

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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.