Finding the Fourth Proportional to 521,874.48, 782,564.94 and 202,176.08
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Solution
The fourth proportional to 521,874.48, 782,564.94 and 202,176.08 is: 303,168.52
Step by Step Solution
- Step 1: Write the proportion equation
521,874.48 : 782,564.94 = 202,176.08 : x - Step 2: Convert to fraction form
521,874.48/782,564.94 = 202,176.08/x - Step 3: Cross multiply
521,874.48x = 782,564.94 × 202,176.08 - Step 4: Simplify right side
521,874.48x = 158,215,911,914.64 - Step 5: Solve for x
x = 158,215,911,914.64/521,874.48 - Step 6: Final answer
x = 303,168.52
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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.