Finding the Fourth Proportional to 619,346.68, 854,707.50 and 347,474.68
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Solution
The fourth proportional to 619,346.68, 854,707.50 and 347,474.68 is: 479,520.15
Step by Step Solution
- Step 1: Write the proportion equation
619,346.68 : 854,707.50 = 347,474.68 : x - Step 2: Convert to fraction form
619,346.68/854,707.50 = 347,474.68/x - Step 3: Cross multiply
619,346.68x = 854,707.50 × 347,474.68 - Step 4: Simplify right side
619,346.68x = 296,989,215,056.10 - Step 5: Solve for x
x = 296,989,215,056.10/619,346.68 - Step 6: Final answer
x = 479,520.15
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.