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Finding the Fourth Proportional to 373,083.33, 514,839.98 and 203,313.81

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Solution

The fourth proportional to 373,083.33, 514,839.98 and 203,313.81 is: 280,564.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,083.33 : 514,839.98 = 203,313.81 : x
  2. Step 2: Convert to fraction form
    373,083.33/514,839.98 = 203,313.81/x
  3. Step 3: Cross multiply
    373,083.33x = 514,839.98 × 203,313.81
  4. Step 4: Simplify right side
    373,083.33x = 104,674,076,857.56
  5. Step 5: Solve for x
    x = 104,674,076,857.56/373,083.33
  6. Step 6: Final answer
    x = 280,564.87

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.