Finding the Fourth Proportional to 384,324.31, 576,386.99 and 114,389.08
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Solution
The fourth proportional to 384,324.31, 576,386.99 and 114,389.08 is: 171,554.01
Step by Step Solution
- Step 1: Write the proportion equation
384,324.31 : 576,386.99 = 114,389.08 : x - Step 2: Convert to fraction form
384,324.31/576,386.99 = 114,389.08/x - Step 3: Cross multiply
384,324.31x = 576,386.99 × 114,389.08 - Step 4: Simplify right side
384,324.31x = 65,932,375,926.12 - Step 5: Solve for x
x = 65,932,375,926.12/384,324.31 - Step 6: Final answer
x = 171,554.01
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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.