Finding the Fourth Proportional to 936,523.48, 1,292,391.84 and 506,795.80
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Solution
The fourth proportional to 936,523.48, 1,292,391.84 and 506,795.80 is: 699,372.49
Step by Step Solution
- Step 1: Write the proportion equation
936,523.48 : 1,292,391.84 = 506,795.80 : x - Step 2: Convert to fraction form
936,523.48/1,292,391.84 = 506,795.80/x - Step 3: Cross multiply
936,523.48x = 1,292,391.84 × 506,795.80 - Step 4: Simplify right side
936,523.48x = 654,978,756,466.27 - Step 5: Solve for x
x = 654,978,756,466.27/936,523.48 - Step 6: Final answer
x = 699,372.49
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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.