Finding the Fourth Proportional to 669,123.48, 1,002,921.66 and 269,508.36
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Solution
The fourth proportional to 669,123.48, 1,002,921.66 and 269,508.36 is: 403,954.99
Step by Step Solution
- Step 1: Write the proportion equation
669,123.48 : 1,002,921.66 = 269,508.36 : x - Step 2: Convert to fraction form
669,123.48/1,002,921.66 = 269,508.36/x - Step 3: Cross multiply
669,123.48x = 1,002,921.66 × 269,508.36 - Step 4: Simplify right side
669,123.48x = 270,295,771,795.08 - Step 5: Solve for x
x = 270,295,771,795.08/669,123.48 - Step 6: Final answer
x = 403,954.99
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.