Finding the Fourth Proportional to 751,054.26, 1,036,454.86 and 449,248.26
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Solution
The fourth proportional to 751,054.26, 1,036,454.86 and 449,248.26 is: 619,962.59
Step by Step Solution
- Step 1: Write the proportion equation
751,054.26 : 1,036,454.86 = 449,248.26 : x - Step 2: Convert to fraction form
751,054.26/1,036,454.86 = 449,248.26/x - Step 3: Cross multiply
751,054.26x = 1,036,454.86 × 449,248.26 - Step 4: Simplify right side
751,054.26x = 465,625,542,423.54 - Step 5: Solve for x
x = 465,625,542,423.54/751,054.26 - Step 6: Final answer
x = 619,962.59
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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.