Finding the Fourth Proportional to 876,960.36, 1,210,204.62 and 474,552.36
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Solution
The fourth proportional to 876,960.36, 1,210,204.62 and 474,552.36 is: 654,881.89
Step by Step Solution
- Step 1: Write the proportion equation
876,960.36 : 1,210,204.62 = 474,552.36 : x - Step 2: Convert to fraction form
876,960.36/1,210,204.62 = 474,552.36/x - Step 3: Cross multiply
876,960.36x = 1,210,204.62 × 474,552.36 - Step 4: Simplify right side
876,960.36x = 574,305,458,503.90 - Step 5: Solve for x
x = 574,305,458,503.90/876,960.36 - Step 6: Final answer
x = 654,881.89
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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.