Finding the Fourth Proportional to 228,969.56, 343,651.98 and 158,898.08
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Solution
The fourth proportional to 228,969.56, 343,651.98 and 158,898.08 is: 238,484.28
Step by Step Solution
- Step 1: Write the proportion equation
228,969.56 : 343,651.98 = 158,898.08 : x - Step 2: Convert to fraction form
228,969.56/343,651.98 = 158,898.08/x - Step 3: Cross multiply
228,969.56x = 343,651.98 × 158,898.08 - Step 4: Simplify right side
228,969.56x = 54,605,639,810.20 - Step 5: Solve for x
x = 54,605,639,810.20/228,969.56 - Step 6: Final answer
x = 238,484.28
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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.