Finding the Fourth Proportional to 330,283.67, 455,792.36 and 194,322.74
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Solution
The fourth proportional to 330,283.67, 455,792.36 and 194,322.74 is: 268,165.90
Step by Step Solution
- Step 1: Write the proportion equation
330,283.67 : 455,792.36 = 194,322.74 : x - Step 2: Convert to fraction form
330,283.67/455,792.36 = 194,322.74/x - Step 3: Cross multiply
330,283.67x = 455,792.36 × 194,322.74 - Step 4: Simplify right side
330,283.67x = 88,570,817,015.69 - Step 5: Solve for x
x = 88,570,817,015.69/330,283.67 - Step 6: Final answer
x = 268,165.90
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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.