Finding the Fourth Proportional to 302,581.70, 453,872.55 and 294,805.70
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Solution
The fourth proportional to 302,581.70, 453,872.55 and 294,805.70 is: 442,208.55
Step by Step Solution
- Step 1: Write the proportion equation
302,581.70 : 453,872.55 = 294,805.70 : x - Step 2: Convert to fraction form
302,581.70/453,872.55 = 294,805.70/x - Step 3: Cross multiply
302,581.70x = 453,872.55 × 294,805.70 - Step 4: Simplify right side
302,581.70x = 133,804,214,813.54 - Step 5: Solve for x
x = 133,804,214,813.54/302,581.70 - Step 6: Final answer
x = 442,208.55
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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.