Finding the Fourth Proportional to 532,861.76, 735,327.36 and 291,152.63
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Solution
The fourth proportional to 532,861.76, 735,327.36 and 291,152.63 is: 401,778.68
Step by Step Solution
- Step 1: Write the proportion equation
532,861.76 : 735,327.36 = 291,152.63 : x - Step 2: Convert to fraction form
532,861.76/735,327.36 = 291,152.63/x - Step 3: Cross multiply
532,861.76x = 735,327.36 × 291,152.63 - Step 4: Simplify right side
532,861.76x = 214,092,494,774.96 - Step 5: Solve for x
x = 214,092,494,774.96/532,861.76 - Step 6: Final answer
x = 401,778.68
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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.