Finding the Fourth Proportional to 305,063.67, 457,410.74 and 136,552.53
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Solution
The fourth proportional to 305,063.67, 457,410.74 and 136,552.53 is: 204,746.09
Step by Step Solution
- Step 1: Write the proportion equation
305,063.67 : 457,410.74 = 136,552.53 : x - Step 2: Convert to fraction form
305,063.67/457,410.74 = 136,552.53/x - Step 3: Cross multiply
305,063.67x = 457,410.74 × 136,552.53 - Step 4: Simplify right side
305,063.67x = 62,460,593,113.41 - Step 5: Solve for x
x = 62,460,593,113.41/305,063.67 - Step 6: Final answer
x = 204,746.09
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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.