Finding the Fourth Proportional to 539,608.44, 744,660.75 and 297,891.35
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Solution
The fourth proportional to 539,608.44, 744,660.75 and 297,891.35 is: 411,090.66
Step by Step Solution
- Step 1: Write the proportion equation
539,608.44 : 744,660.75 = 297,891.35 : x - Step 2: Convert to fraction form
539,608.44/744,660.75 = 297,891.35/x - Step 3: Cross multiply
539,608.44x = 744,660.75 × 297,891.35 - Step 4: Simplify right side
539,608.44x = 221,827,992,386.21 - Step 5: Solve for x
x = 221,827,992,386.21/539,608.44 - Step 6: Final answer
x = 411,090.66
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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.