Finding the Fourth Proportional to 370,705.38, 555,423.36 and 202,343.94
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Solution
The fourth proportional to 370,705.38, 555,423.36 and 202,343.94 is: 303,169.46
Step by Step Solution
- Step 1: Write the proportion equation
370,705.38 : 555,423.36 = 202,343.94 : x - Step 2: Convert to fraction form
370,705.38/555,423.36 = 202,343.94/x - Step 3: Cross multiply
370,705.38x = 555,423.36 × 202,343.94 - Step 4: Simplify right side
370,705.38x = 112,386,551,030.44 - Step 5: Solve for x
x = 112,386,551,030.44/370,705.38 - Step 6: Final answer
x = 303,169.46
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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.