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Finding the Fourth Proportional to 216,752.80, 325,906.80 and 182,538.40

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Solution

The fourth proportional to 216,752.80, 325,906.80 and 182,538.40 is: 274,462.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,752.80 : 325,906.80 = 182,538.40 : x
  2. Step 2: Convert to fraction form
    216,752.80/325,906.80 = 182,538.40/x
  3. Step 3: Cross multiply
    216,752.80x = 325,906.80 × 182,538.40
  4. Step 4: Simplify right side
    216,752.80x = 59,490,505,821.12
  5. Step 5: Solve for x
    x = 59,490,505,821.12/216,752.80
  6. Step 6: Final answer
    x = 274,462.46

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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.