Finding the Fourth Proportional to 474,699.48, 655,084.80 and 259,837.62
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Solution
The fourth proportional to 474,699.48, 655,084.80 and 259,837.62 is: 358,575.65
Step by Step Solution
- Step 1: Write the proportion equation
474,699.48 : 655,084.80 = 259,837.62 : x - Step 2: Convert to fraction form
474,699.48/655,084.80 = 259,837.62/x - Step 3: Cross multiply
474,699.48x = 655,084.80 × 259,837.62 - Step 4: Simplify right side
474,699.48x = 170,215,675,330.18 - Step 5: Solve for x
x = 170,215,675,330.18/474,699.48 - Step 6: Final answer
x = 358,575.65
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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.