Finding the Fourth Proportional to 751,660.68, 1,127,556.58 and 190,695.18
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Solution
The fourth proportional to 751,660.68, 1,127,556.58 and 190,695.18 is: 286,059.40
Step by Step Solution
- Step 1: Write the proportion equation
751,660.68 : 1,127,556.58 = 190,695.18 : x - Step 2: Convert to fraction form
751,660.68/1,127,556.58 = 190,695.18/x - Step 3: Cross multiply
751,660.68x = 1,127,556.58 × 190,695.18 - Step 4: Simplify right side
751,660.68x = 215,019,604,983.28 - Step 5: Solve for x
x = 215,019,604,983.28/751,660.68 - Step 6: Final answer
x = 286,059.40
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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.