Finding the Fourth Proportional to 304,952.67, 420,837.16 and 168,988.88
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Solution
The fourth proportional to 304,952.67, 420,837.16 and 168,988.88 is: 233,206.02
Step by Step Solution
- Step 1: Write the proportion equation
304,952.67 : 420,837.16 = 168,988.88 : x - Step 2: Convert to fraction form
304,952.67/420,837.16 = 168,988.88/x - Step 3: Cross multiply
304,952.67x = 420,837.16 × 168,988.88 - Step 4: Simplify right side
304,952.67x = 71,116,798,437.83 - Step 5: Solve for x
x = 71,116,798,437.83/304,952.67 - Step 6: Final answer
x = 233,206.02
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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.