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Finding the Fourth Proportional to 262,226.79, 393,042.51 and 230,575.59

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Solution

The fourth proportional to 262,226.79, 393,042.51 and 230,575.59 is: 345,601.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,226.79 : 393,042.51 = 230,575.59 : x
  2. Step 2: Convert to fraction form
    262,226.79/393,042.51 = 230,575.59/x
  3. Step 3: Cross multiply
    262,226.79x = 393,042.51 × 230,575.59
  4. Step 4: Simplify right side
    262,226.79x = 90,626,008,638.33
  5. Step 5: Solve for x
    x = 90,626,008,638.33/262,226.79
  6. Step 6: Final answer
    x = 345,601.64

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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.