Finding the Fourth Proportional to 302,340.29, 453,577.85 and 91,994.63
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Solution
The fourth proportional to 302,340.29, 453,577.85 and 91,994.63 is: 138,012.45
Step by Step Solution
- Step 1: Write the proportion equation
302,340.29 : 453,577.85 = 91,994.63 : x - Step 2: Convert to fraction form
302,340.29/453,577.85 = 91,994.63/x - Step 3: Cross multiply
302,340.29x = 453,577.85 × 91,994.63 - Step 4: Simplify right side
302,340.29x = 41,726,723,759.08 - Step 5: Solve for x
x = 41,726,723,759.08/302,340.29 - Step 6: Final answer
x = 138,012.45
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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.