Finding the Fourth Proportional to 559,492.99, 771,770.63 and 395,965.53
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Solution
The fourth proportional to 559,492.99, 771,770.63 and 395,965.53 is: 546,199.10
Step by Step Solution
- Step 1: Write the proportion equation
559,492.99 : 771,770.63 = 395,965.53 : x - Step 2: Convert to fraction form
559,492.99/771,770.63 = 395,965.53/x - Step 3: Cross multiply
559,492.99x = 771,770.63 × 395,965.53 - Step 4: Simplify right side
559,492.99x = 305,594,567,536.30 - Step 5: Solve for x
x = 305,594,567,536.30/559,492.99 - Step 6: Final answer
x = 546,199.10
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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.