Finding the Fourth Proportional to 567,663.24, 783,374.04 and 313,015.44
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Solution
The fourth proportional to 567,663.24, 783,374.04 and 313,015.44 is: 431,960.63
Step by Step Solution
- Step 1: Write the proportion equation
567,663.24 : 783,374.04 = 313,015.44 : x - Step 2: Convert to fraction form
567,663.24/783,374.04 = 313,015.44/x - Step 3: Cross multiply
567,663.24x = 783,374.04 × 313,015.44 - Step 4: Simplify right side
567,663.24x = 245,208,169,815.18 - Step 5: Solve for x
x = 245,208,169,815.18/567,663.24 - Step 6: Final answer
x = 431,960.63
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.