Finding the Fourth Proportional to 902,356.76, 1,245,252.32 and 539,795.88
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Solution
The fourth proportional to 902,356.76, 1,245,252.32 and 539,795.88 is: 744,918.31
Step by Step Solution
- Step 1: Write the proportion equation
902,356.76 : 1,245,252.32 = 539,795.88 : x - Step 2: Convert to fraction form
902,356.76/1,245,252.32 = 539,795.88/x - Step 3: Cross multiply
902,356.76x = 1,245,252.32 × 539,795.88 - Step 4: Simplify right side
902,356.76x = 672,182,071,896.44 - Step 5: Solve for x
x = 672,182,071,896.44/902,356.76 - Step 6: Final answer
x = 744,918.31
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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.