Finding the Fourth Proportional to 912,269.08, 1,258,894.20 and 504,344.98
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Solution
The fourth proportional to 912,269.08, 1,258,894.20 and 504,344.98 is: 695,975.54
Step by Step Solution
- Step 1: Write the proportion equation
912,269.08 : 1,258,894.20 = 504,344.98 : x - Step 2: Convert to fraction form
912,269.08/1,258,894.20 = 504,344.98/x - Step 3: Cross multiply
912,269.08x = 1,258,894.20 × 504,344.98 - Step 4: Simplify right side
912,269.08x = 634,916,970,121.12 - Step 5: Solve for x
x = 634,916,970,121.12/912,269.08 - Step 6: Final answer
x = 695,975.54
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.