Finding the Fourth Proportional to 376,645.82, 519,772.65 and 204,564.02
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Solution
The fourth proportional to 376,645.82, 519,772.65 and 204,564.02 is: 282,299.12
Step by Step Solution
- Step 1: Write the proportion equation
376,645.82 : 519,772.65 = 204,564.02 : x - Step 2: Convert to fraction form
376,645.82/519,772.65 = 204,564.02/x - Step 3: Cross multiply
376,645.82x = 519,772.65 × 204,564.02 - Step 4: Simplify right side
376,645.82x = 106,326,782,770.05 - Step 5: Solve for x
x = 106,326,782,770.05/376,645.82 - Step 6: Final answer
x = 282,299.12
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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.