Finding the Fourth Proportional to 343,702.05, 514,516.28 and 302,230.05
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Solution
The fourth proportional to 343,702.05, 514,516.28 and 302,230.05 is: 452,433.38
Step by Step Solution
- Step 1: Write the proportion equation
343,702.05 : 514,516.28 = 302,230.05 : x - Step 2: Convert to fraction form
343,702.05/514,516.28 = 302,230.05/x - Step 3: Cross multiply
343,702.05x = 514,516.28 × 302,230.05 - Step 4: Simplify right side
343,702.05x = 155,502,279,519.06 - Step 5: Solve for x
x = 155,502,279,519.06/343,702.05 - Step 6: Final answer
x = 452,433.38
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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.