Finding the Fourth Proportional to 612,444.24, 845,201.18 and 340,540.07
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Solution
The fourth proportional to 612,444.24, 845,201.18 and 340,540.07 is: 469,960.93
Step by Step Solution
- Step 1: Write the proportion equation
612,444.24 : 845,201.18 = 340,540.07 : x - Step 2: Convert to fraction form
612,444.24/845,201.18 = 340,540.07/x - Step 3: Cross multiply
612,444.24x = 845,201.18 × 340,540.07 - Step 4: Simplify right side
612,444.24x = 287,824,865,626.63 - Step 5: Solve for x
x = 287,824,865,626.63/612,444.24 - Step 6: Final answer
x = 469,960.93
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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.