Finding the Fourth Proportional to 532,738.62, 735,170.07 and 291,014.98
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Solution
The fourth proportional to 532,738.62, 735,170.07 and 291,014.98 is: 401,595.63
Step by Step Solution
- Step 1: Write the proportion equation
532,738.62 : 735,170.07 = 291,014.98 : x - Step 2: Convert to fraction form
532,738.62/735,170.07 = 291,014.98/x - Step 3: Cross multiply
532,738.62x = 735,170.07 × 291,014.98 - Step 4: Simplify right side
532,738.62x = 213,945,502,471.03 - Step 5: Solve for x
x = 213,945,502,471.03/532,738.62 - Step 6: Final answer
x = 401,595.63
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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.