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Finding the Fourth Proportional to 323,362.81, 446,254.48 and 180,122.95

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Solution

The fourth proportional to 323,362.81, 446,254.48 and 180,122.95 is: 248,577.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,362.81 : 446,254.48 = 180,122.95 : x
  2. Step 2: Convert to fraction form
    323,362.81/446,254.48 = 180,122.95/x
  3. Step 3: Cross multiply
    323,362.81x = 446,254.48 × 180,122.95
  4. Step 4: Simplify right side
    323,362.81x = 80,380,673,388.32
  5. Step 5: Solve for x
    x = 80,380,673,388.32/323,362.81
  6. Step 6: Final answer
    x = 248,577.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.