Finding the Fourth Proportional to 827,434.23, 1,241,126.63 and 228,431.94
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Solution
The fourth proportional to 827,434.23, 1,241,126.63 and 228,431.94 is: 342,641.08
Step by Step Solution
- Step 1: Write the proportion equation
827,434.23 : 1,241,126.63 = 228,431.94 : x - Step 2: Convert to fraction form
827,434.23/1,241,126.63 = 228,431.94/x - Step 3: Cross multiply
827,434.23x = 1,241,126.63 × 228,431.94 - Step 4: Simplify right side
827,434.23x = 283,512,957,670.93 - Step 5: Solve for x
x = 283,512,957,670.93/827,434.23 - Step 6: Final answer
x = 342,641.08
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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.