Finding the Fourth Proportional to 733,628.58, 1,012,394.48 and 411,337.68
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Solution
The fourth proportional to 733,628.58, 1,012,394.48 and 411,337.68 is: 567,638.73
Step by Step Solution
- Step 1: Write the proportion equation
733,628.58 : 1,012,394.48 = 411,337.68 : x - Step 2: Convert to fraction form
733,628.58/1,012,394.48 = 411,337.68/x - Step 3: Cross multiply
733,628.58x = 1,012,394.48 × 411,337.68 - Step 4: Simplify right side
733,628.58x = 416,435,994,591.32 - Step 5: Solve for x
x = 416,435,994,591.32/733,628.58 - Step 6: Final answer
x = 567,638.73
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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.