Finding the Fourth Proportional to 370,240.74, 555,246.18 and 133,552.62
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Solution
The fourth proportional to 370,240.74, 555,246.18 and 133,552.62 is: 200,287.47
Step by Step Solution
- Step 1: Write the proportion equation
370,240.74 : 555,246.18 = 133,552.62 : x - Step 2: Convert to fraction form
370,240.74/555,246.18 = 133,552.62/x - Step 3: Cross multiply
370,240.74x = 555,246.18 × 133,552.62 - Step 4: Simplify right side
370,240.74x = 74,154,582,083.99 - Step 5: Solve for x
x = 74,154,582,083.99/370,240.74 - Step 6: Final answer
x = 200,287.47
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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.