Finding the Fourth Proportional to 941,319.48, 1,299,029.40 and 511,600.62
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Solution
The fourth proportional to 941,319.48, 1,299,029.40 and 511,600.62 is: 706,013.48
Step by Step Solution
- Step 1: Write the proportion equation
941,319.48 : 1,299,029.40 = 511,600.62 : x - Step 2: Convert to fraction form
941,319.48/1,299,029.40 = 511,600.62/x - Step 3: Cross multiply
941,319.48x = 1,299,029.40 × 511,600.62 - Step 4: Simplify right side
941,319.48x = 664,584,246,438.23 - Step 5: Solve for x
x = 664,584,246,438.23/941,319.48 - Step 6: Final answer
x = 706,013.48
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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.