Finding the Fourth Proportional to 933,708.63, 1,400,555.09 and 259,788
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Solution
The fourth proportional to 933,708.63, 1,400,555.09 and 259,788 is: 389,679.82
Step by Step Solution
- Step 1: Write the proportion equation
933,708.63 : 1,400,555.09 = 259,788 : x - Step 2: Convert to fraction form
933,708.63/1,400,555.09 = 259,788/x - Step 3: Cross multiply
933,708.63x = 1,400,555.09 × 259,788 - Step 4: Simplify right side
933,708.63x = 363,847,406,370.39 - Step 5: Solve for x
x = 363,847,406,370.39/933,708.63 - Step 6: Final answer
x = 389,679.82
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.