Finding the Fourth Proportional to 476,557.62, 657,768.52 and 295,160.82
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Solution
The fourth proportional to 476,557.62, 657,768.52 and 295,160.82 is: 407,395.64
Step by Step Solution
- Step 1: Write the proportion equation
476,557.62 : 657,768.52 = 295,160.82 : x - Step 2: Convert to fraction form
476,557.62/657,768.52 = 295,160.82/x - Step 3: Cross multiply
476,557.62x = 657,768.52 × 295,160.82 - Step 4: Simplify right side
476,557.62x = 194,147,495,733.39 - Step 5: Solve for x
x = 194,147,495,733.39/476,557.62 - Step 6: Final answer
x = 407,395.64
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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.