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Finding the Fourth Proportional to 294,975, 442,424.84 and 95,274.63

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Solution

The fourth proportional to 294,975, 442,424.84 and 95,274.63 is: 142,899.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,975 : 442,424.84 = 95,274.63 : x
  2. Step 2: Convert to fraction form
    294,975/442,424.84 = 95,274.63/x
  3. Step 3: Cross multiply
    294,975x = 442,424.84 × 95,274.63
  4. Step 4: Simplify right side
    294,975x = 42,151,862,457.44
  5. Step 5: Solve for x
    x = 42,151,862,457.44/294,975
  6. Step 6: Final answer
    x = 142,899.78

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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.