Finding the Fourth Proportional to 292,482.17, 438,442.99 and 123,770.42
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Solution
The fourth proportional to 292,482.17, 438,442.99 and 123,770.42 is: 185,537.02
Step by Step Solution
- Step 1: Write the proportion equation
292,482.17 : 438,442.99 = 123,770.42 : x - Step 2: Convert to fraction form
292,482.17/438,442.99 = 123,770.42/x - Step 3: Cross multiply
292,482.17x = 438,442.99 × 123,770.42 - Step 4: Simplify right side
292,482.17x = 54,266,270,516.71 - Step 5: Solve for x
x = 54,266,270,516.71/292,482.17 - Step 6: Final answer
x = 185,537.02
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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.