Finding the Fourth Proportional to 411,387.36, 567,707.04 and 232,539.36
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Solution
The fourth proportional to 411,387.36, 567,707.04 and 232,539.36 is: 320,900.07
Step by Step Solution
- Step 1: Write the proportion equation
411,387.36 : 567,707.04 = 232,539.36 : x - Step 2: Convert to fraction form
411,387.36/567,707.04 = 232,539.36/x - Step 3: Cross multiply
411,387.36x = 567,707.04 × 232,539.36 - Step 4: Simplify right side
411,387.36x = 132,014,231,749.09 - Step 5: Solve for x
x = 132,014,231,749.09/411,387.36 - Step 6: Final answer
x = 320,900.07
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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.