Home / 762,168.92-1,051,835.10-422,629.88

Finding the Fourth Proportional to 762,168.92, 1,051,835.10 and 422,629.88

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Solution

The fourth proportional to 762,168.92, 1,051,835.10 and 422,629.88 is: 583,252.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    762,168.92 : 1,051,835.10 = 422,629.88 : x
  2. Step 2: Convert to fraction form
    762,168.92/1,051,835.10 = 422,629.88/x
  3. Step 3: Cross multiply
    762,168.92x = 1,051,835.10 × 422,629.88
  4. Step 4: Simplify right side
    762,168.92x = 444,536,942,092.79
  5. Step 5: Solve for x
    x = 444,536,942,092.79/762,168.92
  6. Step 6: Final answer
    x = 583,252.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.