Finding the Fourth Proportional to 822,848.96, 1,135,636.44 and 460,292.96
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Solution
The fourth proportional to 822,848.96, 1,135,636.44 and 460,292.96 is: 635,262.95
Step by Step Solution
- Step 1: Write the proportion equation
822,848.96 : 1,135,636.44 = 460,292.96 : x - Step 2: Convert to fraction form
822,848.96/1,135,636.44 = 460,292.96/x - Step 3: Cross multiply
822,848.96x = 1,135,636.44 × 460,292.96 - Step 4: Simplify right side
822,848.96x = 522,725,458,451.46 - Step 5: Solve for x
x = 522,725,458,451.46/822,848.96 - Step 6: Final answer
x = 635,262.95
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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.