Finding the Fourth Proportional to 922,182.24, 1,272,714.48 and 540,531.84
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Solution
The fourth proportional to 922,182.24, 1,272,714.48 and 540,531.84 is: 745,994.31
Step by Step Solution
- Step 1: Write the proportion equation
922,182.24 : 1,272,714.48 = 540,531.84 : x - Step 2: Convert to fraction form
922,182.24/1,272,714.48 = 540,531.84/x - Step 3: Cross multiply
922,182.24x = 1,272,714.48 × 540,531.84 - Step 4: Simplify right side
922,182.24x = 687,942,699,669.04 - Step 5: Solve for x
x = 687,942,699,669.04/922,182.24 - Step 6: Final answer
x = 745,994.31
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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.