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Finding the Fourth Proportional to 295,238.88, 442,860 and 73,622.88

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Solution

The fourth proportional to 295,238.88, 442,860 and 73,622.88 is: 110,434.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,238.88 : 442,860 = 73,622.88 : x
  2. Step 2: Convert to fraction form
    295,238.88/442,860 = 73,622.88/x
  3. Step 3: Cross multiply
    295,238.88x = 442,860 × 73,622.88
  4. Step 4: Simplify right side
    295,238.88x = 32,604,628,636.80
  5. Step 5: Solve for x
    x = 32,604,628,636.80/295,238.88
  6. Step 6: Final answer
    x = 110,434.74

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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.