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Finding the Fourth Proportional to 401,453.92, 601,990.20 and 233,026.22

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Solution

The fourth proportional to 401,453.92, 601,990.20 and 233,026.22 is: 349,428.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    401,453.92 : 601,990.20 = 233,026.22 : x
  2. Step 2: Convert to fraction form
    401,453.92/601,990.20 = 233,026.22/x
  3. Step 3: Cross multiply
    401,453.92x = 601,990.20 × 233,026.22
  4. Step 4: Simplify right side
    401,453.92x = 140,279,499,557.22
  5. Step 5: Solve for x
    x = 140,279,499,557.22/401,453.92
  6. Step 6: Final answer
    x = 349,428.64

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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.