Finding the Fourth Proportional to 875,161.38, 1,312,268.22 and 394,827.84
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Solution
The fourth proportional to 875,161.38, 1,312,268.22 and 394,827.84 is: 592,027.98
Step by Step Solution
- Step 1: Write the proportion equation
875,161.38 : 1,312,268.22 = 394,827.84 : x - Step 2: Convert to fraction form
875,161.38/1,312,268.22 = 394,827.84/x - Step 3: Cross multiply
875,161.38x = 1,312,268.22 × 394,827.84 - Step 4: Simplify right side
875,161.38x = 518,120,026,803.25 - Step 5: Solve for x
x = 518,120,026,803.25/875,161.38 - Step 6: Final answer
x = 592,027.98
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.