Finding the Fourth Proportional to 296,317.80, 444,476.70 and 74,701.80
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Solution
The fourth proportional to 296,317.80, 444,476.70 and 74,701.80 is: 112,052.70
Step by Step Solution
- Step 1: Write the proportion equation
296,317.80 : 444,476.70 = 74,701.80 : x - Step 2: Convert to fraction form
296,317.80/444,476.70 = 74,701.80/x - Step 3: Cross multiply
296,317.80x = 444,476.70 × 74,701.80 - Step 4: Simplify right side
296,317.80x = 33,203,209,548.06 - Step 5: Solve for x
x = 33,203,209,548.06/296,317.80 - Step 6: Final answer
x = 112,052.70
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1.5x scale
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.