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Finding the Fourth Proportional to 559,446.72, 839,461.44 and 222,415.36

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Solution

The fourth proportional to 559,446.72, 839,461.44 and 222,415.36 is: 333,738.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    559,446.72 : 839,461.44 = 222,415.36 : x
  2. Step 2: Convert to fraction form
    559,446.72/839,461.44 = 222,415.36/x
  3. Step 3: Cross multiply
    559,446.72x = 839,461.44 × 222,415.36
  4. Step 4: Simplify right side
    559,446.72x = 186,709,118,383.72
  5. Step 5: Solve for x
    x = 186,709,118,383.72/559,446.72
  6. Step 6: Final answer
    x = 333,738.87

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1.5x scale

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.