Finding the Fourth Proportional to 551,631.70, 827,010.15 and 302,313.70
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Solution
The fourth proportional to 551,631.70, 827,010.15 and 302,313.70 is: 453,230.84
Step by Step Solution
- Step 1: Write the proportion equation
551,631.70 : 827,010.15 = 302,313.70 : x - Step 2: Convert to fraction form
551,631.70/827,010.15 = 302,313.70/x - Step 3: Cross multiply
551,631.70x = 827,010.15 × 302,313.70 - Step 4: Simplify right side
551,631.70x = 250,016,498,384.06 - Step 5: Solve for x
x = 250,016,498,384.06/551,631.70 - Step 6: Final answer
x = 453,230.84
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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.