Finding the Fourth Proportional to 1,607.17, 2,410.14 and 774.09
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Solution
The fourth proportional to 1,607.17, 2,410.14 and 774.09 is: 1,160.84
Step by Step Solution
- Step 1: Write the proportion equation
1,607.17 : 2,410.14 = 774.09 : x - Step 2: Convert to fraction form
1,607.17/2,410.14 = 774.09/x - Step 3: Cross multiply
1,607.17x = 2,410.14 × 774.09 - Step 4: Simplify right side
1,607.17x = 1,865,665.27 - Step 5: Solve for x
x = 1,865,665.27/1,607.17 - Step 6: Final answer
x = 1,160.84
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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.