Finding the Fourth Proportional to 984,442.42, 1,358,530.50 and 531,733.42
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Solution
The fourth proportional to 984,442.42, 1,358,530.50 and 531,733.42 is: 733,792.10
Step by Step Solution
- Step 1: Write the proportion equation
984,442.42 : 1,358,530.50 = 531,733.42 : x - Step 2: Convert to fraction form
984,442.42/1,358,530.50 = 531,733.42/x - Step 3: Cross multiply
984,442.42x = 1,358,530.50 × 531,733.42 - Step 4: Simplify right side
984,442.42x = 722,376,068,939.31 - Step 5: Solve for x
x = 722,376,068,939.31/984,442.42 - Step 6: Final answer
x = 733,792.10
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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.