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Finding the Fourth Proportional to 293,493.84, 440,335.32 and 133,626.96

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Solution

The fourth proportional to 293,493.84, 440,335.32 and 133,626.96 is: 200,483.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,493.84 : 440,335.32 = 133,626.96 : x
  2. Step 2: Convert to fraction form
    293,493.84/440,335.32 = 133,626.96/x
  3. Step 3: Cross multiply
    293,493.84x = 440,335.32 × 133,626.96
  4. Step 4: Simplify right side
    293,493.84x = 58,840,670,192.23
  5. Step 5: Solve for x
    x = 58,840,670,192.23/293,493.84
  6. Step 6: Final answer
    x = 200,483.49

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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.