Finding the Fourth Proportional to 403,756.41, 605,723.28 and 119,424.75
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Solution
The fourth proportional to 403,756.41, 605,723.28 and 119,424.75 is: 179,163.35
Step by Step Solution
- Step 1: Write the proportion equation
403,756.41 : 605,723.28 = 119,424.75 : x - Step 2: Convert to fraction form
403,756.41/605,723.28 = 119,424.75/x - Step 3: Cross multiply
403,756.41x = 605,723.28 × 119,424.75 - Step 4: Simplify right side
403,756.41x = 72,338,351,283.18 - Step 5: Solve for x
x = 72,338,351,283.18/403,756.41 - Step 6: Final answer
x = 179,163.35
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.