Finding the Fourth Proportional to 934,687.44, 1,289,867.16 and 532,279.44
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Solution
The fourth proportional to 934,687.44, 1,289,867.16 and 532,279.44 is: 734,544.77
Step by Step Solution
- Step 1: Write the proportion equation
934,687.44 : 1,289,867.16 = 532,279.44 : x - Step 2: Convert to fraction form
934,687.44/1,289,867.16 = 532,279.44/x - Step 3: Cross multiply
934,687.44x = 1,289,867.16 × 532,279.44 - Step 4: Simplify right side
934,687.44x = 686,569,769,599.19 - Step 5: Solve for x
x = 686,569,769,599.19/934,687.44 - Step 6: Final answer
x = 734,544.77
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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.