Finding the Fourth Proportional to 307,669.35, 461,482.11 and 83,042.58
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Solution
The fourth proportional to 307,669.35, 461,482.11 and 83,042.58 is: 124,557.95
Step by Step Solution
- Step 1: Write the proportion equation
307,669.35 : 461,482.11 = 83,042.58 : x - Step 2: Convert to fraction form
307,669.35/461,482.11 = 83,042.58/x - Step 3: Cross multiply
307,669.35x = 461,482.11 × 83,042.58 - Step 4: Simplify right side
307,669.35x = 38,322,665,038.24 - Step 5: Solve for x
x = 38,322,665,038.24/307,669.35 - Step 6: Final answer
x = 124,557.95
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.