Home / 999,154.83-1,498,745.91-325,238.98

Finding the Fourth Proportional to 999,154.83, 1,498,745.91 and 325,238.98

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Solution

The fourth proportional to 999,154.83, 1,498,745.91 and 325,238.98 is: 487,862.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    999,154.83 : 1,498,745.91 = 325,238.98 : x
  2. Step 2: Convert to fraction form
    999,154.83/1,498,745.91 = 325,238.98/x
  3. Step 3: Cross multiply
    999,154.83x = 1,498,745.91 × 325,238.98
  4. Step 4: Simplify right side
    999,154.83x = 487,450,591,047.57
  5. Step 5: Solve for x
    x = 487,450,591,047.57/999,154.83
  6. Step 6: Final answer
    x = 487,862.92

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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.