Home / 788,442.60-1,182,663.90-741,786.60

Finding the Fourth Proportional to 788,442.60, 1,182,663.90 and 741,786.60

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Solution

The fourth proportional to 788,442.60, 1,182,663.90 and 741,786.60 is: 1,112,679.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    788,442.60 : 1,182,663.90 = 741,786.60 : x
  2. Step 2: Convert to fraction form
    788,442.60/1,182,663.90 = 741,786.60/x
  3. Step 3: Cross multiply
    788,442.60x = 1,182,663.90 × 741,786.60
  4. Step 4: Simplify right side
    788,442.60x = 877,284,233,323.74
  5. Step 5: Solve for x
    x = 877,284,233,323.74/788,442.60
  6. Step 6: Final answer
    x = 1,112,679.90

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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.