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Finding the Fourth Proportional to 295,005.90, 442,836.90 and 182,812.80

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Solution

The fourth proportional to 295,005.90, 442,836.90 and 182,812.80 is: 274,422.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,005.90 : 442,836.90 = 182,812.80 : x
  2. Step 2: Convert to fraction form
    295,005.90/442,836.90 = 182,812.80/x
  3. Step 3: Cross multiply
    295,005.90x = 442,836.90 × 182,812.80
  4. Step 4: Simplify right side
    295,005.90x = 80,956,253,632.32
  5. Step 5: Solve for x
    x = 80,956,253,632.32/295,005.90
  6. Step 6: Final answer
    x = 274,422.49

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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.