Finding the Fourth Proportional to 551,497.10, 827,245.65 and 314,863.70
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Solution
The fourth proportional to 551,497.10, 827,245.65 and 314,863.70 is: 472,295.55
Step by Step Solution
- Step 1: Write the proportion equation
551,497.10 : 827,245.65 = 314,863.70 : x - Step 2: Convert to fraction form
551,497.10/827,245.65 = 314,863.70/x - Step 3: Cross multiply
551,497.10x = 827,245.65 × 314,863.70 - Step 4: Simplify right side
551,497.10x = 260,469,626,167.91 - Step 5: Solve for x
x = 260,469,626,167.91/551,497.10 - Step 6: Final answer
x = 472,295.55
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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.