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Finding the Fourth Proportional to 394,677.68, 592,053.93 and 110,368.22

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Solution

The fourth proportional to 394,677.68, 592,053.93 and 110,368.22 is: 165,562.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    394,677.68 : 592,053.93 = 110,368.22 : x
  2. Step 2: Convert to fraction form
    394,677.68/592,053.93 = 110,368.22/x
  3. Step 3: Cross multiply
    394,677.68x = 592,053.93 × 110,368.22
  4. Step 4: Simplify right side
    394,677.68x = 65,343,935,437.84
  5. Step 5: Solve for x
    x = 65,343,935,437.84/394,677.68
  6. Step 6: Final answer
    x = 165,562.79

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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.