Finding the Fourth Proportional to 741,558.38, 1,023,350.56 and 402,026.63
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Solution
The fourth proportional to 741,558.38, 1,023,350.56 and 402,026.63 is: 554,796.74
Step by Step Solution
- Step 1: Write the proportion equation
741,558.38 : 1,023,350.56 = 402,026.63 : x - Step 2: Convert to fraction form
741,558.38/1,023,350.56 = 402,026.63/x - Step 3: Cross multiply
741,558.38x = 1,023,350.56 × 402,026.63 - Step 4: Simplify right side
741,558.38x = 411,414,170,823.59 - Step 5: Solve for x
x = 411,414,170,823.59/741,558.38 - Step 6: Final answer
x = 554,796.74
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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.