Finding the Fourth Proportional to 264,212.97, 364,603.26 and 143,349.63
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Solution
The fourth proportional to 264,212.97, 364,603.26 and 143,349.63 is: 197,816.72
Step by Step Solution
- Step 1: Write the proportion equation
264,212.97 : 364,603.26 = 143,349.63 : x - Step 2: Convert to fraction form
264,212.97/364,603.26 = 143,349.63/x - Step 3: Cross multiply
264,212.97x = 364,603.26 × 143,349.63 - Step 4: Simplify right side
264,212.97x = 52,265,742,417.79 - Step 5: Solve for x
x = 52,265,742,417.79/264,212.97 - Step 6: Final answer
x = 197,816.72
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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.