Home / 788,231.44-1,182,372.72-308,440.48

Finding the Fourth Proportional to 788,231.44, 1,182,372.72 and 308,440.48

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Solution

The fourth proportional to 788,231.44, 1,182,372.72 and 308,440.48 is: 462,670.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    788,231.44 : 1,182,372.72 = 308,440.48 : x
  2. Step 2: Convert to fraction form
    788,231.44/1,182,372.72 = 308,440.48/x
  3. Step 3: Cross multiply
    788,231.44x = 1,182,372.72 × 308,440.48
  4. Step 4: Simplify right side
    788,231.44x = 364,691,609,295.71
  5. Step 5: Solve for x
    x = 364,691,609,295.71/788,231.44
  6. Step 6: Final answer
    x = 462,670.72

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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.