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Finding the Fourth Proportional to 295,299.80, 442,949.70 and 295,299.80

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Solution

The fourth proportional to 295,299.80, 442,949.70 and 295,299.80 is: 442,949.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,299.80 : 442,949.70 = 295,299.80 : x
  2. Step 2: Convert to fraction form
    295,299.80/442,949.70 = 295,299.80/x
  3. Step 3: Cross multiply
    295,299.80x = 442,949.70 × 295,299.80
  4. Step 4: Simplify right side
    295,299.80x = 130,802,957,820.06
  5. Step 5: Solve for x
    x = 130,802,957,820.06/295,299.80
  6. Step 6: Final answer
    x = 442,949.70

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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.