Home / 1,100,040-1,650,061.31-301,328.43

Finding the Fourth Proportional to 1,100,040, 1,650,061.31 and 301,328.43

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Solution

The fourth proportional to 1,100,040, 1,650,061.31 and 301,328.43 is: 451,993.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,100,040 : 1,650,061.31 = 301,328.43 : x
  2. Step 2: Convert to fraction form
    1,100,040/1,650,061.31 = 301,328.43/x
  3. Step 3: Cross multiply
    1,100,040x = 1,650,061.31 × 301,328.43
  4. Step 4: Simplify right side
    1,100,040x = 497,210,382,439.40
  5. Step 5: Solve for x
    x = 497,210,382,439.40/1,100,040
  6. Step 6: Final answer
    x = 451,993.00

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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.