Finding the Fourth Proportional to 446,610.40, 616,315.36 and 245,402.08
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Solution
The fourth proportional to 446,610.40, 616,315.36 and 245,402.08 is: 338,651.03
Step by Step Solution
- Step 1: Write the proportion equation
446,610.40 : 616,315.36 = 245,402.08 : x - Step 2: Convert to fraction form
446,610.40/616,315.36 = 245,402.08/x - Step 3: Cross multiply
446,610.40x = 616,315.36 × 245,402.08 - Step 4: Simplify right side
446,610.40x = 151,245,071,279.95 - Step 5: Solve for x
x = 151,245,071,279.95/446,610.40 - Step 6: Final answer
x = 338,651.03
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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.