Finding the Fourth Proportional to 341,357.40, 512,030.81 and 151,767.98
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Solution
The fourth proportional to 341,357.40, 512,030.81 and 151,767.98 is: 227,649.62
Step by Step Solution
- Step 1: Write the proportion equation
341,357.40 : 512,030.81 = 151,767.98 : x - Step 2: Convert to fraction form
341,357.40/512,030.81 = 151,767.98/x - Step 3: Cross multiply
341,357.40x = 512,030.81 × 151,767.98 - Step 4: Simplify right side
341,357.40x = 77,709,881,731.46 - Step 5: Solve for x
x = 77,709,881,731.46/341,357.40 - Step 6: Final answer
x = 227,649.62
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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.