Finding the Fourth Proportional to 873,634.68, 1,310,450.58 and 274,648.14
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Solution
The fourth proportional to 873,634.68, 1,310,450.58 and 274,648.14 is: 411,971.76
Step by Step Solution
- Step 1: Write the proportion equation
873,634.68 : 1,310,450.58 = 274,648.14 : x - Step 2: Convert to fraction form
873,634.68/1,310,450.58 = 274,648.14/x - Step 3: Cross multiply
873,634.68x = 1,310,450.58 × 274,648.14 - Step 4: Simplify right side
873,634.68x = 359,912,814,358.92 - Step 5: Solve for x
x = 359,912,814,358.92/873,634.68 - Step 6: Final answer
x = 411,971.76
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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.