Finding the Fourth Proportional to 674,678.28, 1,012,192.52 and 201,363.63
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Solution
The fourth proportional to 674,678.28, 1,012,192.52 and 201,363.63 is: 302,097.70
Step by Step Solution
- Step 1: Write the proportion equation
674,678.28 : 1,012,192.52 = 201,363.63 : x - Step 2: Convert to fraction form
674,678.28/1,012,192.52 = 201,363.63/x - Step 3: Cross multiply
674,678.28x = 1,012,192.52 × 201,363.63 - Step 4: Simplify right side
674,678.28x = 203,818,759,079.23 - Step 5: Solve for x
x = 203,818,759,079.23/674,678.28 - Step 6: Final answer
x = 302,097.70
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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.