Finding the Fourth Proportional to 887,696.20, 1,330,450.80 and 603,386.20
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Solution
The fourth proportional to 887,696.20, 1,330,450.80 and 603,386.20 is: 904,336.02
Step by Step Solution
- Step 1: Write the proportion equation
887,696.20 : 1,330,450.80 = 603,386.20 : x - Step 2: Convert to fraction form
887,696.20/1,330,450.80 = 603,386.20/x - Step 3: Cross multiply
887,696.20x = 1,330,450.80 × 603,386.20 - Step 4: Simplify right side
887,696.20x = 802,775,652,498.96 - Step 5: Solve for x
x = 802,775,652,498.96/887,696.20 - Step 6: Final answer
x = 904,336.02
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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.