Finding the Fourth Proportional to 1,866.84, 2,800.56 and 568
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Solution
The fourth proportional to 1,866.84, 2,800.56 and 568 is: 852.09
Step by Step Solution
- Step 1: Write the proportion equation
1,866.84 : 2,800.56 = 568 : x - Step 2: Convert to fraction form
1,866.84/2,800.56 = 568/x - Step 3: Cross multiply
1,866.84x = 2,800.56 × 568 - Step 4: Simplify right side
1,866.84x = 1,590,718.08 - Step 5: Solve for x
x = 1,590,718.08/1,866.84 - Step 6: Final answer
x = 852.09
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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.