Home / 1,145,076.29-1,718,204.92-471,655.25

Finding the Fourth Proportional to 1,145,076.29, 1,718,204.92 and 471,655.25

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Solution

The fourth proportional to 1,145,076.29, 1,718,204.92 and 471,655.25 is: 707,726.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,145,076.29 : 1,718,204.92 = 471,655.25 : x
  2. Step 2: Convert to fraction form
    1,145,076.29/1,718,204.92 = 471,655.25/x
  3. Step 3: Cross multiply
    1,145,076.29x = 1,718,204.92 × 471,655.25
  4. Step 4: Simplify right side
    1,145,076.29x = 810,400,361,323.67
  5. Step 5: Solve for x
    x = 810,400,361,323.67/1,145,076.29
  6. Step 6: Final answer
    x = 707,726.09

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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.