Finding the Fourth Proportional to 702,541.84, 969,269.86 and 457,414.68
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Solution
The fourth proportional to 702,541.84, 969,269.86 and 457,414.68 is: 631,077.38
Step by Step Solution
- Step 1: Write the proportion equation
702,541.84 : 969,269.86 = 457,414.68 : x - Step 2: Convert to fraction form
702,541.84/969,269.86 = 457,414.68/x - Step 3: Cross multiply
702,541.84x = 969,269.86 × 457,414.68 - Step 4: Simplify right side
702,541.84x = 443,358,262,845.55 - Step 5: Solve for x
x = 443,358,262,845.55/702,541.84 - Step 6: Final answer
x = 631,077.38
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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.