Finding the Fourth Proportional to 313,599.41, 470,472.02 and 103,239.17
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Solution
The fourth proportional to 313,599.41, 470,472.02 and 103,239.17 is: 154,882.75
Step by Step Solution
- Step 1: Write the proportion equation
313,599.41 : 470,472.02 = 103,239.17 : x - Step 2: Convert to fraction form
313,599.41/470,472.02 = 103,239.17/x - Step 3: Cross multiply
313,599.41x = 470,472.02 × 103,239.17 - Step 4: Simplify right side
313,599.41x = 48,571,137,984.47 - Step 5: Solve for x
x = 48,571,137,984.47/313,599.41 - Step 6: Final answer
x = 154,882.75
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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.