Finding the Fourth Proportional to 359,403.36, 496,136.01 and 232,141.02
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Solution
The fourth proportional to 359,403.36, 496,136.01 and 232,141.02 is: 320,457.55
Step by Step Solution
- Step 1: Write the proportion equation
359,403.36 : 496,136.01 = 232,141.02 : x - Step 2: Convert to fraction form
359,403.36/496,136.01 = 232,141.02/x - Step 3: Cross multiply
359,403.36x = 496,136.01 × 232,141.02 - Step 4: Simplify right side
359,403.36x = 115,173,519,420.13 - Step 5: Solve for x
x = 115,173,519,420.13/359,403.36 - Step 6: Final answer
x = 320,457.55
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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.