Finding the Fourth Proportional to 827,370.36, 1,239,907.32 and 376,990.47
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Solution
The fourth proportional to 827,370.36, 1,239,907.32 and 376,990.47 is: 564,962.52
Step by Step Solution
- Step 1: Write the proportion equation
827,370.36 : 1,239,907.32 = 376,990.47 : x - Step 2: Convert to fraction form
827,370.36/1,239,907.32 = 376,990.47/x - Step 3: Cross multiply
827,370.36x = 1,239,907.32 × 376,990.47 - Step 4: Simplify right side
827,370.36x = 467,433,243,323.24 - Step 5: Solve for x
x = 467,433,243,323.24/827,370.36 - Step 6: Final answer
x = 564,962.52
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.