Finding the Fourth Proportional to 649,872.48, 974,802.24 and 493,062.96
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Solution
The fourth proportional to 649,872.48, 974,802.24 and 493,062.96 is: 739,589.52
Step by Step Solution
- Step 1: Write the proportion equation
649,872.48 : 974,802.24 = 493,062.96 : x - Step 2: Convert to fraction form
649,872.48/974,802.24 = 493,062.96/x - Step 3: Cross multiply
649,872.48x = 974,802.24 × 493,062.96 - Step 4: Simplify right side
649,872.48x = 480,638,877,869.03 - Step 5: Solve for x
x = 480,638,877,869.03/649,872.48 - Step 6: Final answer
x = 739,589.52
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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.