Finding the Fourth Proportional to 358,035.26, 537,012.74 and 91,802.02
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Solution
The fourth proportional to 358,035.26, 537,012.74 and 91,802.02 is: 137,692.74
Step by Step Solution
- Step 1: Write the proportion equation
358,035.26 : 537,012.74 = 91,802.02 : x - Step 2: Convert to fraction form
358,035.26/537,012.74 = 91,802.02/x - Step 3: Cross multiply
358,035.26x = 537,012.74 × 91,802.02 - Step 4: Simplify right side
358,035.26x = 49,298,854,297.73 - Step 5: Solve for x
x = 49,298,854,297.73/358,035.26 - Step 6: Final answer
x = 137,692.74
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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.