Finding the Fourth Proportional to 304,635.14, 420,386.18 and 168,674.82
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Solution
The fourth proportional to 304,635.14, 420,386.18 and 168,674.82 is: 232,765.54
Step by Step Solution
- Step 1: Write the proportion equation
304,635.14 : 420,386.18 = 168,674.82 : x - Step 2: Convert to fraction form
304,635.14/420,386.18 = 168,674.82/x - Step 3: Cross multiply
304,635.14x = 420,386.18 × 168,674.82 - Step 4: Simplify right side
304,635.14x = 70,908,563,241.99 - Step 5: Solve for x
x = 70,908,563,241.99/304,635.14 - Step 6: Final answer
x = 232,765.54
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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.