Finding the Fourth Proportional to 358,297.32, 536,264.60 and 198,126.84
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Solution
The fourth proportional to 358,297.32, 536,264.60 and 198,126.84 is: 296,536.99
Step by Step Solution
- Step 1: Write the proportion equation
358,297.32 : 536,264.60 = 198,126.84 : x - Step 2: Convert to fraction form
358,297.32/536,264.60 = 198,126.84/x - Step 3: Cross multiply
358,297.32x = 536,264.60 × 198,126.84 - Step 4: Simplify right side
358,297.32x = 106,248,409,611.23 - Step 5: Solve for x
x = 106,248,409,611.23/358,297.32 - Step 6: Final answer
x = 296,536.99
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.