Finding the Fourth Proportional to 743,333.36, 1,025,712.99 and 437,342.49
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Solution
The fourth proportional to 743,333.36, 1,025,712.99 and 437,342.49 is: 603,481.43
Step by Step Solution
- Step 1: Write the proportion equation
743,333.36 : 1,025,712.99 = 437,342.49 : x - Step 2: Convert to fraction form
743,333.36/1,025,712.99 = 437,342.49/x - Step 3: Cross multiply
743,333.36x = 1,025,712.99 × 437,342.49 - Step 4: Simplify right side
743,333.36x = 448,587,873,071.95 - Step 5: Solve for x
x = 448,587,873,071.95/743,333.36 - Step 6: Final answer
x = 603,481.43
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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.