Finding the Fourth Proportional to 750,512.18, 1,035,686.60 and 428,216.42
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Solution
The fourth proportional to 750,512.18, 1,035,686.60 and 428,216.42 is: 590,927.13
Step by Step Solution
- Step 1: Write the proportion equation
750,512.18 : 1,035,686.60 = 428,216.42 : x - Step 2: Convert to fraction form
750,512.18/1,035,686.60 = 428,216.42/x - Step 3: Cross multiply
750,512.18x = 1,035,686.60 × 428,216.42 - Step 4: Simplify right side
750,512.18x = 443,498,008,093.97 - Step 5: Solve for x
x = 443,498,008,093.97/750,512.18 - Step 6: Final answer
x = 590,927.13
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.