Home / 434,076.48-598,992.30-243,063.90

Finding the Fourth Proportional to 434,076.48, 598,992.30 and 243,063.90

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Solution

The fourth proportional to 434,076.48, 598,992.30 and 243,063.90 is: 335,409.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,076.48 : 598,992.30 = 243,063.90 : x
  2. Step 2: Convert to fraction form
    434,076.48/598,992.30 = 243,063.90/x
  3. Step 3: Cross multiply
    434,076.48x = 598,992.30 × 243,063.90
  4. Step 4: Simplify right side
    434,076.48x = 145,593,404,507.97
  5. Step 5: Solve for x
    x = 145,593,404,507.97/434,076.48
  6. Step 6: Final answer
    x = 335,409.57

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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.