Finding the Fourth Proportional to 700,528.68, 1,050,788.16 and 274,107.42
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Solution
The fourth proportional to 700,528.68, 1,050,788.16 and 274,107.42 is: 411,159.23
Step by Step Solution
- Step 1: Write the proportion equation
700,528.68 : 1,050,788.16 = 274,107.42 : x - Step 2: Convert to fraction form
700,528.68/1,050,788.16 = 274,107.42/x - Step 3: Cross multiply
700,528.68x = 1,050,788.16 × 274,107.42 - Step 4: Simplify right side
700,528.68x = 288,028,831,504.15 - Step 5: Solve for x
x = 288,028,831,504.15/700,528.68 - Step 6: Final answer
x = 411,159.23
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.