Finding the Fourth Proportional to 575,546.21, 863,172.05 and 170,643.74
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Solution
The fourth proportional to 575,546.21, 863,172.05 and 170,643.74 is: 255,921.95
Step by Step Solution
- Step 1: Write the proportion equation
575,546.21 : 863,172.05 = 170,643.74 : x - Step 2: Convert to fraction form
575,546.21/863,172.05 = 170,643.74/x - Step 3: Cross multiply
575,546.21x = 863,172.05 × 170,643.74 - Step 4: Simplify right side
575,546.21x = 147,294,906,875.47 - Step 5: Solve for x
x = 147,294,906,875.47/575,546.21 - Step 6: Final answer
x = 255,921.95
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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.