Finding the Fourth Proportional to 872,504.36, 1,308,756.54 and 273,468.66
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Solution
The fourth proportional to 872,504.36, 1,308,756.54 and 273,468.66 is: 410,202.99
Step by Step Solution
- Step 1: Write the proportion equation
872,504.36 : 1,308,756.54 = 273,468.66 : x - Step 2: Convert to fraction form
872,504.36/1,308,756.54 = 273,468.66/x - Step 3: Cross multiply
872,504.36x = 1,308,756.54 × 273,468.66 - Step 4: Simplify right side
872,504.36x = 357,903,897,260.04 - Step 5: Solve for x
x = 357,903,897,260.04/872,504.36 - Step 6: Final answer
x = 410,202.99
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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.