Finding the Fourth Proportional to 352,490.04, 528,812.82 and 115,822.62
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Solution
The fourth proportional to 352,490.04, 528,812.82 and 115,822.62 is: 173,759.48
Step by Step Solution
- Step 1: Write the proportion equation
352,490.04 : 528,812.82 = 115,822.62 : x - Step 2: Convert to fraction form
352,490.04/528,812.82 = 115,822.62/x - Step 3: Cross multiply
352,490.04x = 528,812.82 × 115,822.62 - Step 4: Simplify right side
352,490.04x = 61,248,486,301.99 - Step 5: Solve for x
x = 61,248,486,301.99/352,490.04 - Step 6: Final answer
x = 173,759.48
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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.