Finding the Fourth Proportional to 314,326.10, 433,779.42 and 193,537.08
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Solution
The fourth proportional to 314,326.10, 433,779.42 and 193,537.08 is: 267,086.96
Step by Step Solution
- Step 1: Write the proportion equation
314,326.10 : 433,779.42 = 193,537.08 : x - Step 2: Convert to fraction form
314,326.10/433,779.42 = 193,537.08/x - Step 3: Cross multiply
314,326.10x = 433,779.42 × 193,537.08 - Step 4: Simplify right side
314,326.10x = 83,952,402,310.89 - Step 5: Solve for x
x = 83,952,402,310.89/314,326.10 - Step 6: Final answer
x = 267,086.96
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.