Finding the Fourth Proportional to 302,281.93, 453,424.52 and 91,919.26
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Solution
The fourth proportional to 302,281.93, 453,424.52 and 91,919.26 is: 137,879.38
Step by Step Solution
- Step 1: Write the proportion equation
302,281.93 : 453,424.52 = 91,919.26 : x - Step 2: Convert to fraction form
302,281.93/453,424.52 = 91,919.26/x - Step 3: Cross multiply
302,281.93x = 453,424.52 × 91,919.26 - Step 4: Simplify right side
302,281.93x = 41,678,446,344.26 - Step 5: Solve for x
x = 41,678,446,344.26/302,281.93 - Step 6: Final answer
x = 137,879.38
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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.