Finding the Fourth Proportional to 759,270.67, 1,047,794.11 and 415,101.12
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Solution
The fourth proportional to 759,270.67, 1,047,794.11 and 415,101.12 is: 572,839.87
Step by Step Solution
- Step 1: Write the proportion equation
759,270.67 : 1,047,794.11 = 415,101.12 : x - Step 2: Convert to fraction form
759,270.67/1,047,794.11 = 415,101.12/x - Step 3: Cross multiply
759,270.67x = 1,047,794.11 × 415,101.12 - Step 4: Simplify right side
759,270.67x = 434,940,508,590.40 - Step 5: Solve for x
x = 434,940,508,590.40/759,270.67 - Step 6: Final answer
x = 572,839.87
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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.