Finding the Fourth Proportional to 358,581.12, 493,774.64 and 350,624.80
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Solution
The fourth proportional to 358,581.12, 493,774.64 and 350,624.80 is: 482,818.60
Step by Step Solution
- Step 1: Write the proportion equation
358,581.12 : 493,774.64 = 350,624.80 : x - Step 2: Convert to fraction form
358,581.12/493,774.64 = 350,624.80/x - Step 3: Cross multiply
358,581.12x = 493,774.64 × 350,624.80 - Step 4: Simplify right side
358,581.12x = 173,129,634,395.07 - Step 5: Solve for x
x = 173,129,634,395.07/358,581.12 - Step 6: Final answer
x = 482,818.60
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.