Finding the Fourth Proportional to 551,487.70, 827,231.55 and 551,487.70
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Solution
The fourth proportional to 551,487.70, 827,231.55 and 551,487.70 is: 827,231.55
Step by Step Solution
- Step 1: Write the proportion equation
551,487.70 : 827,231.55 = 551,487.70 : x - Step 2: Convert to fraction form
551,487.70/827,231.55 = 551,487.70/x - Step 3: Cross multiply
551,487.70x = 827,231.55 × 551,487.70 - Step 4: Simplify right side
551,487.70x = 456,208,024,876.94 - Step 5: Solve for x
x = 456,208,024,876.94/551,487.70 - Step 6: Final answer
x = 827,231.55
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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.