Finding the Fourth Proportional to 750,994.26, 1,036,332.45 and 428,691.54
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Solution
The fourth proportional to 750,994.26, 1,036,332.45 and 428,691.54 is: 591,571.70
Step by Step Solution
- Step 1: Write the proportion equation
750,994.26 : 1,036,332.45 = 428,691.54 : x - Step 2: Convert to fraction form
750,994.26/1,036,332.45 = 428,691.54/x - Step 3: Cross multiply
750,994.26x = 1,036,332.45 × 428,691.54 - Step 4: Simplify right side
750,994.26x = 444,266,953,942.47 - Step 5: Solve for x
x = 444,266,953,942.47/750,994.26 - Step 6: Final answer
x = 591,571.70
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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.