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Finding the Fourth Proportional to 322,346.90, 483,395.88 and 109,058.24

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Solution

The fourth proportional to 322,346.90, 483,395.88 and 109,058.24 is: 163,545.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,346.90 : 483,395.88 = 109,058.24 : x
  2. Step 2: Convert to fraction form
    322,346.90/483,395.88 = 109,058.24/x
  3. Step 3: Cross multiply
    322,346.90x = 483,395.88 × 109,058.24
  4. Step 4: Simplify right side
    322,346.90x = 52,718,303,896.05
  5. Step 5: Solve for x
    x = 52,718,303,896.05/322,346.90
  6. Step 6: Final answer
    x = 163,545.25

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1.5x scale

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.