Finding the Fourth Proportional to 968,648.37, 1,452,469.12 and 285,445.62
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Solution
The fourth proportional to 968,648.37, 1,452,469.12 and 285,445.62 is: 428,020.07
Step by Step Solution
- Step 1: Write the proportion equation
968,648.37 : 1,452,469.12 = 285,445.62 : x - Step 2: Convert to fraction form
968,648.37/1,452,469.12 = 285,445.62/x - Step 3: Cross multiply
968,648.37x = 1,452,469.12 × 285,445.62 - Step 4: Simplify right side
968,648.37x = 414,600,947,775.64 - Step 5: Solve for x
x = 414,600,947,775.64/968,648.37 - Step 6: Final answer
x = 428,020.07
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.