Finding the Fourth Proportional to 702,684.08, 969,702.93 and 380,394.09
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Solution
The fourth proportional to 702,684.08, 969,702.93 and 380,394.09 is: 524,943.25
Step by Step Solution
- Step 1: Write the proportion equation
702,684.08 : 969,702.93 = 380,394.09 : x - Step 2: Convert to fraction form
702,684.08/969,702.93 = 380,394.09/x - Step 3: Cross multiply
702,684.08x = 969,702.93 × 380,394.09 - Step 4: Simplify right side
702,684.08x = 368,869,263,627.68 - Step 5: Solve for x
x = 368,869,263,627.68/702,684.08 - Step 6: Final answer
x = 524,943.25
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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.