Finding the Fourth Proportional to 798,840.08, 1,102,133.76 and 527,042.96
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Solution
The fourth proportional to 798,840.08, 1,102,133.76 and 527,042.96 is: 727,144.09
Step by Step Solution
- Step 1: Write the proportion equation
798,840.08 : 1,102,133.76 = 527,042.96 : x - Step 2: Convert to fraction form
798,840.08/1,102,133.76 = 527,042.96/x - Step 3: Cross multiply
798,840.08x = 1,102,133.76 × 527,042.96 - Step 4: Simplify right side
798,840.08x = 580,871,839,186.33 - Step 5: Solve for x
x = 580,871,839,186.33/798,840.08 - Step 6: Final answer
x = 727,144.09
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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.