Finding the Fourth Proportional to 479,137.98, 661,207.73 and 264,277.56
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Solution
The fourth proportional to 479,137.98, 661,207.73 and 264,277.56 is: 364,701.55
Step by Step Solution
- Step 1: Write the proportion equation
479,137.98 : 661,207.73 = 264,277.56 : x - Step 2: Convert to fraction form
479,137.98/661,207.73 = 264,277.56/x - Step 3: Cross multiply
479,137.98x = 661,207.73 × 264,277.56 - Step 4: Simplify right side
479,137.98x = 174,742,364,216.15 - Step 5: Solve for x
x = 174,742,364,216.15/479,137.98 - Step 6: Final answer
x = 364,701.55
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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.