Finding the Fourth Proportional to 446,779.09, 616,559.87 and 242,830.03
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Solution
The fourth proportional to 446,779.09, 616,559.87 and 242,830.03 is: 335,108.00
Step by Step Solution
- Step 1: Write the proportion equation
446,779.09 : 616,559.87 = 242,830.03 : x - Step 2: Convert to fraction form
446,779.09/616,559.87 = 242,830.03/x - Step 3: Cross multiply
446,779.09x = 616,559.87 × 242,830.03 - Step 4: Simplify right side
446,779.09x = 149,719,247,431.95 - Step 5: Solve for x
x = 149,719,247,431.95/446,779.09 - Step 6: Final answer
x = 335,108.00
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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.