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Finding the Fourth Proportional to 347,649.77, 521,404.43 and 241,994.77

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Solution

The fourth proportional to 347,649.77, 521,404.43 and 241,994.77 is: 362,943.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,649.77 : 521,404.43 = 241,994.77 : x
  2. Step 2: Convert to fraction form
    347,649.77/521,404.43 = 241,994.77/x
  3. Step 3: Cross multiply
    347,649.77x = 521,404.43 × 241,994.77
  4. Step 4: Simplify right side
    347,649.77x = 126,177,145,114.83
  5. Step 5: Solve for x
    x = 126,177,145,114.83/347,649.77
  6. Step 6: Final answer
    x = 362,943.27

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.