Finding the Fourth Proportional to 898,680.84, 1,347,874.74 and 299,646.96
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Solution
The fourth proportional to 898,680.84, 1,347,874.74 and 299,646.96 is: 449,421.59
Step by Step Solution
- Step 1: Write the proportion equation
898,680.84 : 1,347,874.74 = 299,646.96 : x - Step 2: Convert to fraction form
898,680.84/1,347,874.74 = 299,646.96/x - Step 3: Cross multiply
898,680.84x = 1,347,874.74 × 299,646.96 - Step 4: Simplify right side
898,680.84x = 403,886,568,301.79 - Step 5: Solve for x
x = 403,886,568,301.79/898,680.84 - Step 6: Final answer
x = 449,421.59
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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.