Finding the Fourth Proportional to 367,847.18, 507,612.75 and 214,899.53
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Solution
The fourth proportional to 367,847.18, 507,612.75 and 214,899.53 is: 296,551.79
Step by Step Solution
- Step 1: Write the proportion equation
367,847.18 : 507,612.75 = 214,899.53 : x - Step 2: Convert to fraction form
367,847.18/507,612.75 = 214,899.53/x - Step 3: Cross multiply
367,847.18x = 507,612.75 × 214,899.53 - Step 4: Simplify right side
367,847.18x = 109,085,738,858.94 - Step 5: Solve for x
x = 109,085,738,858.94/367,847.18 - Step 6: Final answer
x = 296,551.79
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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.