Finding the Fourth Proportional to 532,323.36, 734,617.36 and 290,616.12
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Solution
The fourth proportional to 532,323.36, 734,617.36 and 290,616.12 is: 401,056.32
Step by Step Solution
- Step 1: Write the proportion equation
532,323.36 : 734,617.36 = 290,616.12 : x - Step 2: Convert to fraction form
532,323.36/734,617.36 = 290,616.12/x - Step 3: Cross multiply
532,323.36x = 734,617.36 × 290,616.12 - Step 4: Simplify right side
532,323.36x = 213,491,646,847.84 - Step 5: Solve for x
x = 213,491,646,847.84/532,323.36 - Step 6: Final answer
x = 401,056.32
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.