Finding the Fourth Proportional to 351,993.36, 527,115.16 and 246,317.84
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Solution
The fourth proportional to 351,993.36, 527,115.16 and 246,317.84 is: 368,864.54
Step by Step Solution
- Step 1: Write the proportion equation
351,993.36 : 527,115.16 = 246,317.84 : x - Step 2: Convert to fraction form
351,993.36/527,115.16 = 246,317.84/x - Step 3: Cross multiply
351,993.36x = 527,115.16 × 246,317.84 - Step 4: Simplify right side
351,993.36x = 129,837,867,642.45 - Step 5: Solve for x
x = 129,837,867,642.45/351,993.36 - Step 6: Final answer
x = 368,864.54
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1.5x scale
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.