Home / 1,057,371.78-1,586,118.78-299,149.75

Finding the Fourth Proportional to 1,057,371.78, 1,586,118.78 and 299,149.75

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Solution

The fourth proportional to 1,057,371.78, 1,586,118.78 and 299,149.75 is: 448,741.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,057,371.78 : 1,586,118.78 = 299,149.75 : x
  2. Step 2: Convert to fraction form
    1,057,371.78/1,586,118.78 = 299,149.75/x
  3. Step 3: Cross multiply
    1,057,371.78x = 1,586,118.78 × 299,149.75
  4. Step 4: Simplify right side
    1,057,371.78x = 474,487,036,507.31
  5. Step 5: Solve for x
    x = 474,487,036,507.31/1,057,371.78
  6. Step 6: Final answer
    x = 448,741.91

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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.