Finding the Fourth Proportional to 942,129.34, 1,300,110.69 and 534,268.42
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Solution
The fourth proportional to 942,129.34, 1,300,110.69 and 534,268.42 is: 737,274.66
Step by Step Solution
- Step 1: Write the proportion equation
942,129.34 : 1,300,110.69 = 534,268.42 : x - Step 2: Convert to fraction form
942,129.34/1,300,110.69 = 534,268.42/x - Step 3: Cross multiply
942,129.34x = 1,300,110.69 × 534,268.42 - Step 4: Simplify right side
942,129.34x = 694,608,084,171.41 - Step 5: Solve for x
x = 694,608,084,171.41/942,129.34 - Step 6: Final answer
x = 737,274.66
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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.