Finding the Third Proportional to 312,616.13 and 484,369.88
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Solution
The third proportional to 312,616.13 and 484,369.88 is: 750,486.48
Step by Step Solution
- Step 1: Write the proportion equation
312,616.13 : 484,369.88 = 484,369.88 : x - Step 2: Convert to fraction form
312,616.13/484,369.88 = 484,369.88/x - Step 3: Cross multiply
312,616.13x = 484,369.88 × 484,369.88 - Step 4: Simplify right side
312,616.13x = 234,614,175,807.52 - Step 5: Solve for x
x = 234,614,175,807.52/312,616.13 - Step 6: Final answer
x = 750,486.48
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Why These Related Problems?
These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.