Finding the Fourth Proportional to 887,313.13, 1,331,194.22 and 247,616.80
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Solution
The fourth proportional to 887,313.13, 1,331,194.22 and 247,616.80 is: 371,487.85
Step by Step Solution
- Step 1: Write the proportion equation
887,313.13 : 1,331,194.22 = 247,616.80 : x - Step 2: Convert to fraction form
887,313.13/1,331,194.22 = 247,616.80/x - Step 3: Cross multiply
887,313.13x = 1,331,194.22 × 247,616.80 - Step 4: Simplify right side
887,313.13x = 329,626,049,993.81 - Step 5: Solve for x
x = 329,626,049,993.81/887,313.13 - Step 6: Final answer
x = 371,487.85
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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.