Finding the Fourth Proportional to 863,003.99, 1,294,298.15 and 263,970.24
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Solution
The fourth proportional to 863,003.99, 1,294,298.15 and 263,970.24 is: 395,891.79
Step by Step Solution
- Step 1: Write the proportion equation
863,003.99 : 1,294,298.15 = 263,970.24 : x - Step 2: Convert to fraction form
863,003.99/1,294,298.15 = 263,970.24/x - Step 3: Cross multiply
863,003.99x = 1,294,298.15 × 263,970.24 - Step 4: Simplify right side
863,003.99x = 341,656,191,967.21 - Step 5: Solve for x
x = 341,656,191,967.21/863,003.99 - Step 6: Final answer
x = 395,891.79
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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.