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Finding the Fourth Proportional to 611,635.30, 844,051.72 and 335,997.76

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Solution

The fourth proportional to 611,635.30, 844,051.72 and 335,997.76 is: 463,674.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    611,635.30 : 844,051.72 = 335,997.76 : x
  2. Step 2: Convert to fraction form
    611,635.30/844,051.72 = 335,997.76/x
  3. Step 3: Cross multiply
    611,635.30x = 844,051.72 × 335,997.76
  4. Step 4: Simplify right side
    611,635.30x = 283,599,487,244.15
  5. Step 5: Solve for x
    x = 283,599,487,244.15/611,635.30
  6. Step 6: Final answer
    x = 463,674.17

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1.5x scale

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.