Finding the Fourth Proportional to 539,394.60, 809,286.30 and 224,077.80
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Solution
The fourth proportional to 539,394.60, 809,286.30 and 224,077.80 is: 336,197.46
Step by Step Solution
- Step 1: Write the proportion equation
539,394.60 : 809,286.30 = 224,077.80 : x - Step 2: Convert to fraction form
539,394.60/809,286.30 = 224,077.80/x - Step 3: Cross multiply
539,394.60x = 809,286.30 × 224,077.80 - Step 4: Simplify right side
539,394.60x = 181,343,093,674.14 - Step 5: Solve for x
x = 181,343,093,674.14/539,394.60 - Step 6: Final answer
x = 336,197.46
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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.