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Finding the Fourth Proportional to 585,194.46, 807,634.02 and 330,562.08

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Solution

The fourth proportional to 585,194.46, 807,634.02 and 330,562.08 is: 456,212.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    585,194.46 : 807,634.02 = 330,562.08 : x
  2. Step 2: Convert to fraction form
    585,194.46/807,634.02 = 330,562.08/x
  3. Step 3: Cross multiply
    585,194.46x = 807,634.02 × 330,562.08
  4. Step 4: Simplify right side
    585,194.46x = 266,973,181,529.96
  5. Step 5: Solve for x
    x = 266,973,181,529.96/585,194.46
  6. Step 6: Final answer
    x = 456,212.76

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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.