Finding the Fourth Proportional to 992,290.76, 1,486,558.04 and 586,268.74
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Solution
The fourth proportional to 992,290.76, 1,486,558.04 and 586,268.74 is: 878,293.48
Step by Step Solution
- Step 1: Write the proportion equation
992,290.76 : 1,486,558.04 = 586,268.74 : x - Step 2: Convert to fraction form
992,290.76/1,486,558.04 = 586,268.74/x - Step 3: Cross multiply
992,290.76x = 1,486,558.04 × 586,268.74 - Step 4: Simplify right side
992,290.76x = 871,522,507,974.52 - Step 5: Solve for x
x = 871,522,507,974.52/992,290.76 - Step 6: Final answer
x = 878,293.48
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.