Finding the Fourth Proportional to 320,180.05, 480,595.05 and 160,370.49
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Solution
The fourth proportional to 320,180.05, 480,595.05 and 160,370.49 is: 240,718.51
Step by Step Solution
- Step 1: Write the proportion equation
320,180.05 : 480,595.05 = 160,370.49 : x - Step 2: Convert to fraction form
320,180.05/480,595.05 = 160,370.49/x - Step 3: Cross multiply
320,180.05x = 480,595.05 × 160,370.49 - Step 4: Simplify right side
320,180.05x = 77,073,266,063.70 - Step 5: Solve for x
x = 77,073,266,063.70/320,180.05 - Step 6: Final answer
x = 240,718.51
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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.