Finding the Fourth Proportional to 743,725.01, 1,025,989.97 and 539,327.54
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Solution
The fourth proportional to 743,725.01, 1,025,989.97 and 539,327.54 is: 744,017.80
Step by Step Solution
- Step 1: Write the proportion equation
743,725.01 : 1,025,989.97 = 539,327.54 : x - Step 2: Convert to fraction form
743,725.01/1,025,989.97 = 539,327.54/x - Step 3: Cross multiply
743,725.01x = 1,025,989.97 × 539,327.54 - Step 4: Simplify right side
743,725.01x = 553,344,646,453.11 - Step 5: Solve for x
x = 553,344,646,453.11/743,725.01 - Step 6: Final answer
x = 744,017.80
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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.