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Finding the Fourth Proportional to 293,491.83, 440,332.31 and 133,624.96

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Solution

The fourth proportional to 293,491.83, 440,332.31 and 133,624.96 is: 200,480.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,491.83 : 440,332.31 = 133,624.96 : x
  2. Step 2: Convert to fraction form
    293,491.83/440,332.31 = 133,624.96/x
  3. Step 3: Cross multiply
    293,491.83x = 440,332.31 × 133,624.96
  4. Step 4: Simplify right side
    293,491.83x = 58,839,387,310.46
  5. Step 5: Solve for x
    x = 58,839,387,310.46/293,491.83
  6. Step 6: Final answer
    x = 200,480.49

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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.