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Finding the Fourth Proportional to 262,298.68, 393,841.66 and 150,105.56

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Solution

The fourth proportional to 262,298.68, 393,841.66 and 150,105.56 is: 225,383.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,298.68 : 393,841.66 = 150,105.56 : x
  2. Step 2: Convert to fraction form
    262,298.68/393,841.66 = 150,105.56/x
  3. Step 3: Cross multiply
    262,298.68x = 393,841.66 × 150,105.56
  4. Step 4: Simplify right side
    262,298.68x = 59,117,822,925.63
  5. Step 5: Solve for x
    x = 59,117,822,925.63/262,298.68
  6. Step 6: Final answer
    x = 225,383.61

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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.