Finding the Fourth Proportional to 881,701.80, 1,322,552.70 and 216,853.80
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Solution
The fourth proportional to 881,701.80, 1,322,552.70 and 216,853.80 is: 325,280.70
Step by Step Solution
- Step 1: Write the proportion equation
881,701.80 : 1,322,552.70 = 216,853.80 : x - Step 2: Convert to fraction form
881,701.80/1,322,552.70 = 216,853.80/x - Step 3: Cross multiply
881,701.80x = 1,322,552.70 × 216,853.80 - Step 4: Simplify right side
881,701.80x = 286,800,578,695.26 - Step 5: Solve for x
x = 286,800,578,695.26/881,701.80 - Step 6: Final answer
x = 325,280.70
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1.5x scale
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.