Finding the Fourth Proportional to 291,279.08, 402,089.01 and 195,841.10
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Solution
The fourth proportional to 291,279.08, 402,089.01 and 195,841.10 is: 270,344.01
Step by Step Solution
- Step 1: Write the proportion equation
291,279.08 : 402,089.01 = 195,841.10 : x - Step 2: Convert to fraction form
291,279.08/402,089.01 = 195,841.10/x - Step 3: Cross multiply
291,279.08x = 402,089.01 × 195,841.10 - Step 4: Simplify right side
291,279.08x = 78,745,554,016.31 - Step 5: Solve for x
x = 78,745,554,016.31/291,279.08 - Step 6: Final answer
x = 270,344.01
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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.