Finding the Fourth Proportional to 723,041.68, 1,084,571.74 and 273,641.88
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Solution
The fourth proportional to 723,041.68, 1,084,571.74 and 273,641.88 is: 410,466.32
Step by Step Solution
- Step 1: Write the proportion equation
723,041.68 : 1,084,571.74 = 273,641.88 : x - Step 2: Convert to fraction form
723,041.68/1,084,571.74 = 273,641.88/x - Step 3: Cross multiply
723,041.68x = 1,084,571.74 × 273,641.88 - Step 4: Simplify right side
723,041.68x = 296,784,253,389.71 - Step 5: Solve for x
x = 296,784,253,389.71/723,041.68 - Step 6: Final answer
x = 410,466.32
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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.