Home / 793,903.79-1,190,480.36-307,813.38

Finding the Fourth Proportional to 793,903.79, 1,190,480.36 and 307,813.38

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Solution

The fourth proportional to 793,903.79, 1,190,480.36 and 307,813.38 is: 461,574.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    793,903.79 : 1,190,480.36 = 307,813.38 : x
  2. Step 2: Convert to fraction form
    793,903.79/1,190,480.36 = 307,813.38/x
  3. Step 3: Cross multiply
    793,903.79x = 1,190,480.36 × 307,813.38
  4. Step 4: Simplify right side
    793,903.79x = 366,445,777,431.85
  5. Step 5: Solve for x
    x = 366,445,777,431.85/793,903.79
  6. Step 6: Final answer
    x = 461,574.54

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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.