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Finding the Fourth Proportional to 295,866.90, 443,800.35 and 169,895.70

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Solution

The fourth proportional to 295,866.90, 443,800.35 and 169,895.70 is: 254,843.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,866.90 : 443,800.35 = 169,895.70 : x
  2. Step 2: Convert to fraction form
    295,866.90/443,800.35 = 169,895.70/x
  3. Step 3: Cross multiply
    295,866.90x = 443,800.35 × 169,895.70
  4. Step 4: Simplify right side
    295,866.90x = 75,399,771,123.50
  5. Step 5: Solve for x
    x = 75,399,771,123.50/295,866.90
  6. Step 6: Final answer
    x = 254,843.55

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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.