Home / 741,970.83-1,113,045.38-262,100.09

Finding the Fourth Proportional to 741,970.83, 1,113,045.38 and 262,100.09

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Solution

The fourth proportional to 741,970.83, 1,113,045.38 and 262,100.09 is: 393,181.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    741,970.83 : 1,113,045.38 = 262,100.09 : x
  2. Step 2: Convert to fraction form
    741,970.83/1,113,045.38 = 262,100.09/x
  3. Step 3: Cross multiply
    741,970.83x = 1,113,045.38 × 262,100.09
  4. Step 4: Simplify right side
    741,970.83x = 291,729,292,961.58
  5. Step 5: Solve for x
    x = 291,729,292,961.58/741,970.83
  6. Step 6: Final answer
    x = 393,181.62

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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.