Home / 1,493,355.36-2,240,028.78-371,424.36

Finding the Fourth Proportional to 1,493,355.36, 2,240,028.78 and 371,424.36

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Solution

The fourth proportional to 1,493,355.36, 2,240,028.78 and 371,424.36 is: 557,135.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,493,355.36 : 2,240,028.78 = 371,424.36 : x
  2. Step 2: Convert to fraction form
    1,493,355.36/2,240,028.78 = 371,424.36/x
  3. Step 3: Cross multiply
    1,493,355.36x = 2,240,028.78 × 371,424.36
  4. Step 4: Simplify right side
    1,493,355.36x = 832,001,255,993.08
  5. Step 5: Solve for x
    x = 832,001,255,993.08/1,493,355.36
  6. Step 6: Final answer
    x = 557,135.48

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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.