Finding the Fourth Proportional to 404,420.06, 558,117.48 and 232,391.99
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Solution
The fourth proportional to 404,420.06, 558,117.48 and 232,391.99 is: 320,711.17
Step by Step Solution
- Step 1: Write the proportion equation
404,420.06 : 558,117.48 = 232,391.99 : x - Step 2: Convert to fraction form
404,420.06/558,117.48 = 232,391.99/x - Step 3: Cross multiply
404,420.06x = 558,117.48 × 232,391.99 - Step 4: Simplify right side
404,420.06x = 129,702,029,040.40 - Step 5: Solve for x
x = 129,702,029,040.40/404,420.06 - Step 6: Final answer
x = 320,711.17
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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.