Finding the Fourth Proportional to 266,263.92, 367,491.68 and 157,363.82
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Solution
The fourth proportional to 266,263.92, 367,491.68 and 157,363.82 is: 217,190.12
Step by Step Solution
- Step 1: Write the proportion equation
266,263.92 : 367,491.68 = 157,363.82 : x - Step 2: Convert to fraction form
266,263.92/367,491.68 = 157,363.82/x - Step 3: Cross multiply
266,263.92x = 367,491.68 × 157,363.82 - Step 4: Simplify right side
266,263.92x = 57,829,891,958.74 - Step 5: Solve for x
x = 57,829,891,958.74/266,263.92 - Step 6: Final answer
x = 217,190.12
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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.