Finding the Fourth Proportional to 768,626.67, 1,060,624.26 and 446,273.81
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Solution
The fourth proportional to 768,626.67, 1,060,624.26 and 446,273.81 is: 615,811.09
Step by Step Solution
- Step 1: Write the proportion equation
768,626.67 : 1,060,624.26 = 446,273.81 : x - Step 2: Convert to fraction form
768,626.67/1,060,624.26 = 446,273.81/x - Step 3: Cross multiply
768,626.67x = 1,060,624.26 × 446,273.81 - Step 4: Simplify right side
768,626.67x = 473,328,829,488.63 - Step 5: Solve for x
x = 473,328,829,488.63/768,626.67 - Step 6: Final answer
x = 615,811.09
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.