Finding the Fourth Proportional to 995,975.36, 1,374,390.24 and 566,195.84
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Solution
The fourth proportional to 995,975.36, 1,374,390.24 and 566,195.84 is: 781,318.56
Step by Step Solution
- Step 1: Write the proportion equation
995,975.36 : 1,374,390.24 = 566,195.84 : x - Step 2: Convert to fraction form
995,975.36/1,374,390.24 = 566,195.84/x - Step 3: Cross multiply
995,975.36x = 1,374,390.24 × 566,195.84 - Step 4: Simplify right side
995,975.36x = 778,174,036,424.60 - Step 5: Solve for x
x = 778,174,036,424.60/995,975.36 - Step 6: Final answer
x = 781,318.56
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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.