Finding the Fourth Proportional to 371,618.23, 512,833.65 and 201,852.35
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Solution
The fourth proportional to 371,618.23, 512,833.65 and 201,852.35 is: 278,556.52
Step by Step Solution
- Step 1: Write the proportion equation
371,618.23 : 512,833.65 = 201,852.35 : x - Step 2: Convert to fraction form
371,618.23/512,833.65 = 201,852.35/x - Step 3: Cross multiply
371,618.23x = 512,833.65 × 201,852.35 - Step 4: Simplify right side
371,618.23x = 103,516,680,601.41 - Step 5: Solve for x
x = 103,516,680,601.41/371,618.23 - Step 6: Final answer
x = 278,556.52
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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.