Finding the Fourth Proportional to 716,340.36, 1,074,515.40 and 341,226.12
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Solution
The fourth proportional to 716,340.36, 1,074,515.40 and 341,226.12 is: 511,841.50
Step by Step Solution
- Step 1: Write the proportion equation
716,340.36 : 1,074,515.40 = 341,226.12 : x - Step 2: Convert to fraction form
716,340.36/1,074,515.40 = 341,226.12/x - Step 3: Cross multiply
716,340.36x = 1,074,515.40 × 341,226.12 - Step 4: Simplify right side
716,340.36x = 366,652,720,822.25 - Step 5: Solve for x
x = 366,652,720,822.25/716,340.36 - Step 6: Final answer
x = 511,841.50
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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.