Finding the Fourth Proportional to 539,546.46, 809,319.12 and 160,465.68
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Solution
The fourth proportional to 539,546.46, 809,319.12 and 160,465.68 is: 240,698.35
Step by Step Solution
- Step 1: Write the proportion equation
539,546.46 : 809,319.12 = 160,465.68 : x - Step 2: Convert to fraction form
539,546.46/809,319.12 = 160,465.68/x - Step 3: Cross multiply
539,546.46x = 809,319.12 × 160,465.68 - Step 4: Simplify right side
539,546.46x = 129,867,942,927.80 - Step 5: Solve for x
x = 129,867,942,927.80/539,546.46 - Step 6: Final answer
x = 240,698.35
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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.