Finding the Fourth Proportional to 446,742.24, 616,647.84 and 286,030.08
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Solution
The fourth proportional to 446,742.24, 616,647.84 and 286,030.08 is: 394,813.42
Step by Step Solution
- Step 1: Write the proportion equation
446,742.24 : 616,647.84 = 286,030.08 : x - Step 2: Convert to fraction form
446,742.24/616,647.84 = 286,030.08/x - Step 3: Cross multiply
446,742.24x = 616,647.84 × 286,030.08 - Step 4: Simplify right side
446,742.24x = 176,379,831,007.03 - Step 5: Solve for x
x = 176,379,831,007.03/446,742.24 - Step 6: Final answer
x = 394,813.42
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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.