Finding the Fourth Proportional to 834,090.84, 1,151,062.74 and 471,493.08
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Solution
The fourth proportional to 834,090.84, 1,151,062.74 and 471,493.08 is: 650,670.28
Step by Step Solution
- Step 1: Write the proportion equation
834,090.84 : 1,151,062.74 = 471,493.08 : x - Step 2: Convert to fraction form
834,090.84/1,151,062.74 = 471,493.08/x - Step 3: Cross multiply
834,090.84x = 1,151,062.74 × 471,493.08 - Step 4: Simplify right side
834,090.84x = 542,718,116,555.84 - Step 5: Solve for x
x = 542,718,116,555.84/834,090.84 - Step 6: Final answer
x = 650,670.28
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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.