Home / 745,745.02-1,119,067.26-265,936.36

Finding the Fourth Proportional to 745,745.02, 1,119,067.26 and 265,936.36

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Solution

The fourth proportional to 745,745.02, 1,119,067.26 and 265,936.36 is: 399,064.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    745,745.02 : 1,119,067.26 = 265,936.36 : x
  2. Step 2: Convert to fraction form
    745,745.02/1,119,067.26 = 265,936.36/x
  3. Step 3: Cross multiply
    745,745.02x = 1,119,067.26 × 265,936.36
  4. Step 4: Simplify right side
    745,745.02x = 297,600,673,719.57
  5. Step 5: Solve for x
    x = 297,600,673,719.57/745,745.02
  6. Step 6: Final answer
    x = 399,064.92

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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.