Home / 788,995.65-1,183,329.45-276,728.97

Finding the Fourth Proportional to 788,995.65, 1,183,329.45 and 276,728.97

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Solution

The fourth proportional to 788,995.65, 1,183,329.45 and 276,728.97 is: 415,035.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    788,995.65 : 1,183,329.45 = 276,728.97 : x
  2. Step 2: Convert to fraction form
    788,995.65/1,183,329.45 = 276,728.97/x
  3. Step 3: Cross multiply
    788,995.65x = 1,183,329.45 × 276,728.97
  4. Step 4: Simplify right side
    788,995.65x = 327,461,539,869.17
  5. Step 5: Solve for x
    x = 327,461,539,869.17/788,995.65
  6. Step 6: Final answer
    x = 415,035.93

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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.