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Finding the Fourth Proportional to 295,304.20, 442,956.30 and 176,914.60

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Solution

The fourth proportional to 295,304.20, 442,956.30 and 176,914.60 is: 265,371.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,304.20 : 442,956.30 = 176,914.60 : x
  2. Step 2: Convert to fraction form
    295,304.20/442,956.30 = 176,914.60/x
  3. Step 3: Cross multiply
    295,304.20x = 442,956.30 × 176,914.60
  4. Step 4: Simplify right side
    295,304.20x = 78,365,436,631.98
  5. Step 5: Solve for x
    x = 78,365,436,631.98/295,304.20
  6. Step 6: Final answer
    x = 265,371.90

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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.