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Finding the Fourth Proportional to 284,040.96, 423,901.44 and 252,549.12

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Solution

The fourth proportional to 284,040.96, 423,901.44 and 252,549.12 is: 376,903.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,040.96 : 423,901.44 = 252,549.12 : x
  2. Step 2: Convert to fraction form
    284,040.96/423,901.44 = 252,549.12/x
  3. Step 3: Cross multiply
    284,040.96x = 423,901.44 × 252,549.12
  4. Step 4: Simplify right side
    284,040.96x = 107,055,935,638.73
  5. Step 5: Solve for x
    x = 107,055,935,638.73/284,040.96
  6. Step 6: Final answer
    x = 376,903.16

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.