Finding the Fourth Proportional to 705,180.70, 973,156.36 and 382,893.44
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Solution
The fourth proportional to 705,180.70, 973,156.36 and 382,893.44 is: 528,396.75
Step by Step Solution
- Step 1: Write the proportion equation
705,180.70 : 973,156.36 = 382,893.44 : x - Step 2: Convert to fraction form
705,180.70/973,156.36 = 382,893.44/x - Step 3: Cross multiply
705,180.70x = 973,156.36 × 382,893.44 - Step 4: Simplify right side
705,180.70x = 372,615,186,338.28 - Step 5: Solve for x
x = 372,615,186,338.28/705,180.70 - Step 6: Final answer
x = 528,396.75
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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.