Finding the Fourth Proportional to 311,024.90, 466,537.35 and 133,501.70
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Solution
The fourth proportional to 311,024.90, 466,537.35 and 133,501.70 is: 200,252.55
Step by Step Solution
- Step 1: Write the proportion equation
311,024.90 : 466,537.35 = 133,501.70 : x - Step 2: Convert to fraction form
311,024.90/466,537.35 = 133,501.70/x - Step 3: Cross multiply
311,024.90x = 466,537.35 × 133,501.70 - Step 4: Simplify right side
311,024.90x = 62,283,529,338.50 - Step 5: Solve for x
x = 62,283,529,338.50/311,024.90 - Step 6: Final answer
x = 200,252.55
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1.5x scale
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.