Finding the Fourth Proportional to 435,649.56, 601,125.84 and 272,286.81
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Solution
The fourth proportional to 435,649.56, 601,125.84 and 272,286.81 is: 375,711.70
Step by Step Solution
- Step 1: Write the proportion equation
435,649.56 : 601,125.84 = 272,286.81 : x - Step 2: Convert to fraction form
435,649.56/601,125.84 = 272,286.81/x - Step 3: Cross multiply
435,649.56x = 601,125.84 × 272,286.81 - Step 4: Simplify right side
435,649.56x = 163,678,637,382.17 - Step 5: Solve for x
x = 163,678,637,382.17/435,649.56 - Step 6: Final answer
x = 375,711.70
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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.