Finding the Fourth Proportional to 897,496.26, 1,346,233.98 and 257,815.68
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Solution
The fourth proportional to 897,496.26, 1,346,233.98 and 257,815.68 is: 386,720.53
Step by Step Solution
- Step 1: Write the proportion equation
897,496.26 : 1,346,233.98 = 257,815.68 : x - Step 2: Convert to fraction form
897,496.26/1,346,233.98 = 257,815.68/x - Step 3: Cross multiply
897,496.26x = 1,346,233.98 × 257,815.68 - Step 4: Simplify right side
897,496.26x = 347,080,228,992.81 - Step 5: Solve for x
x = 347,080,228,992.81/897,496.26 - Step 6: Final answer
x = 386,720.53
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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.