Finding the Fourth Proportional to 702,194.75, 969,698.00 and 663,939.79
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Solution
The fourth proportional to 702,194.75, 969,698.00 and 663,939.79 is: 916,869.70
Step by Step Solution
- Step 1: Write the proportion equation
702,194.75 : 969,698.00 = 663,939.79 : x - Step 2: Convert to fraction form
702,194.75/969,698.00 = 663,939.79/x - Step 3: Cross multiply
702,194.75x = 969,698.00 × 663,939.79 - Step 4: Simplify right side
702,194.75x = 643,821,085,719.02 - Step 5: Solve for x
x = 643,821,085,719.02/702,194.75 - Step 6: Final answer
x = 916,869.70
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.