Finding the Fourth Proportional to 790,460.06, 1,184,963.53 and 284,897.31
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Solution
The fourth proportional to 790,460.06, 1,184,963.53 and 284,897.31 is: 427,084.09
Step by Step Solution
- Step 1: Write the proportion equation
790,460.06 : 1,184,963.53 = 284,897.31 : x - Step 2: Convert to fraction form
790,460.06/1,184,963.53 = 284,897.31/x - Step 3: Cross multiply
790,460.06x = 1,184,963.53 × 284,897.31 - Step 4: Simplify right side
790,460.06x = 337,592,914,795.80 - Step 5: Solve for x
x = 337,592,914,795.80/790,460.06 - Step 6: Final answer
x = 427,084.09
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1.5x scale
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.