Home / 1,057,181.55-1,585,772.29-258,453.60

Finding the Fourth Proportional to 1,057,181.55, 1,585,772.29 and 258,453.60

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Solution

The fourth proportional to 1,057,181.55, 1,585,772.29 and 258,453.60 is: 387,680.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,057,181.55 : 1,585,772.29 = 258,453.60 : x
  2. Step 2: Convert to fraction form
    1,057,181.55/1,585,772.29 = 258,453.60/x
  3. Step 3: Cross multiply
    1,057,181.55x = 1,585,772.29 × 258,453.60
  4. Step 4: Simplify right side
    1,057,181.55x = 409,848,557,130.74
  5. Step 5: Solve for x
    x = 409,848,557,130.74/1,057,181.55
  6. Step 6: Final answer
    x = 387,680.39

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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.