Finding the Fourth Proportional to 532,325.36, 734,620.12 and 290,618.12
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Solution
The fourth proportional to 532,325.36, 734,620.12 and 290,618.12 is: 401,059.08
Step by Step Solution
- Step 1: Write the proportion equation
532,325.36 : 734,620.12 = 290,618.12 : x - Step 2: Convert to fraction form
532,325.36/734,620.12 = 290,618.12/x - Step 3: Cross multiply
532,325.36x = 734,620.12 × 290,618.12 - Step 4: Simplify right side
532,325.36x = 213,493,919,298.58 - Step 5: Solve for x
x = 213,493,919,298.58/532,325.36 - Step 6: Final answer
x = 401,059.08
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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.