Home / 1,057,284.15-1,585,912.47-258,572.62

Finding the Fourth Proportional to 1,057,284.15, 1,585,912.47 and 258,572.62

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Solution

The fourth proportional to 1,057,284.15, 1,585,912.47 and 258,572.62 is: 387,855.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,057,284.15 : 1,585,912.47 = 258,572.62 : x
  2. Step 2: Convert to fraction form
    1,057,284.15/1,585,912.47 = 258,572.62/x
  3. Step 3: Cross multiply
    1,057,284.15x = 1,585,912.47 × 258,572.62
  4. Step 4: Simplify right side
    1,057,284.15x = 410,073,542,458.57
  5. Step 5: Solve for x
    x = 410,073,542,458.57/1,057,284.15
  6. Step 6: Final answer
    x = 387,855.57

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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.