Finding the Fourth Proportional to 898,717.84, 1,347,930.06 and 299,683.96
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Solution
The fourth proportional to 898,717.84, 1,347,930.06 and 299,683.96 is: 449,477.02
Step by Step Solution
- Step 1: Write the proportion equation
898,717.84 : 1,347,930.06 = 299,683.96 : x - Step 2: Convert to fraction form
898,717.84/1,347,930.06 = 299,683.96/x - Step 3: Cross multiply
898,717.84x = 1,347,930.06 × 299,683.96 - Step 4: Simplify right side
898,717.84x = 403,953,018,183.84 - Step 5: Solve for x
x = 403,953,018,183.84/898,717.84 - Step 6: Final answer
x = 449,477.02
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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.