Finding the Fourth Proportional to 887,202.12, 1,331,222.76 and 460,511.08
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Solution
The fourth proportional to 887,202.12, 1,331,222.76 and 460,511.08 is: 690,984.41
Step by Step Solution
- Step 1: Write the proportion equation
887,202.12 : 1,331,222.76 = 460,511.08 : x - Step 2: Convert to fraction form
887,202.12/1,331,222.76 = 460,511.08/x - Step 3: Cross multiply
887,202.12x = 1,331,222.76 × 460,511.08 - Step 4: Simplify right side
887,202.12x = 613,042,830,928.18 - Step 5: Solve for x
x = 613,042,830,928.18/887,202.12 - Step 6: Final answer
x = 690,984.41
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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.