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Finding the Fourth Proportional to 434,551.56, 599,679.24 and 243,564.96

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Solution

The fourth proportional to 434,551.56, 599,679.24 and 243,564.96 is: 336,118.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,551.56 : 599,679.24 = 243,564.96 : x
  2. Step 2: Convert to fraction form
    434,551.56/599,679.24 = 243,564.96/x
  3. Step 3: Cross multiply
    434,551.56x = 599,679.24 × 243,564.96
  4. Step 4: Simplify right side
    434,551.56x = 146,060,850,103.43
  5. Step 5: Solve for x
    x = 146,060,850,103.43/434,551.56
  6. Step 6: Final answer
    x = 336,118.57

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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.