Home / 320,784.44-442,666.72-182,968.80

Finding the Fourth Proportional to 320,784.44, 442,666.72 and 182,968.80

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Solution

The fourth proportional to 320,784.44, 442,666.72 and 182,968.80 is: 252,487.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    320,784.44 : 442,666.72 = 182,968.80 : x
  2. Step 2: Convert to fraction form
    320,784.44/442,666.72 = 182,968.80/x
  3. Step 3: Cross multiply
    320,784.44x = 442,666.72 × 182,968.80
  4. Step 4: Simplify right side
    320,784.44x = 80,994,198,558.34
  5. Step 5: Solve for x
    x = 80,994,198,558.34/320,784.44
  6. Step 6: Final answer
    x = 252,487.93

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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.