Finding the Fourth Proportional to 807,241.68, 1,113,988.34 and 444,657.13
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Solution
The fourth proportional to 807,241.68, 1,113,988.34 and 444,657.13 is: 613,623.98
Step by Step Solution
- Step 1: Write the proportion equation
807,241.68 : 1,113,988.34 = 444,657.13 : x - Step 2: Convert to fraction form
807,241.68/1,113,988.34 = 444,657.13/x - Step 3: Cross multiply
807,241.68x = 1,113,988.34 × 444,657.13 - Step 4: Simplify right side
807,241.68x = 495,342,856,444.54 - Step 5: Solve for x
x = 495,342,856,444.54/807,241.68 - Step 6: Final answer
x = 613,623.98
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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.