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Finding the Fourth Proportional to 427,592.48, 590,140.22 and 246,269.12

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Solution

The fourth proportional to 427,592.48, 590,140.22 and 246,269.12 is: 339,887.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    427,592.48 : 590,140.22 = 246,269.12 : x
  2. Step 2: Convert to fraction form
    427,592.48/590,140.22 = 246,269.12/x
  3. Step 3: Cross multiply
    427,592.48x = 590,140.22 × 246,269.12
  4. Step 4: Simplify right side
    427,592.48x = 145,333,308,473.96
  5. Step 5: Solve for x
    x = 145,333,308,473.96/427,592.48
  6. Step 6: Final answer
    x = 339,887.43

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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.