Finding the Fourth Proportional to 403,160.48, 604,828.20 and 122,670.44
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Solution
The fourth proportional to 403,160.48, 604,828.20 and 122,670.44 is: 184,032.28
Step by Step Solution
- Step 1: Write the proportion equation
403,160.48 : 604,828.20 = 122,670.44 : x - Step 2: Convert to fraction form
403,160.48/604,828.20 = 122,670.44/x - Step 3: Cross multiply
403,160.48x = 604,828.20 × 122,670.44 - Step 4: Simplify right side
403,160.48x = 74,194,541,418.41 - Step 5: Solve for x
x = 74,194,541,418.41/403,160.48 - Step 6: Final answer
x = 184,032.28
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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.