Finding the Fourth Proportional to 712,845.24, 1,068,598.10 and 239,198.44
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Solution
The fourth proportional to 712,845.24, 1,068,598.10 and 239,198.44 is: 358,572.92
Step by Step Solution
- Step 1: Write the proportion equation
712,845.24 : 1,068,598.10 = 239,198.44 : x - Step 2: Convert to fraction form
712,845.24/1,068,598.10 = 239,198.44/x - Step 3: Cross multiply
712,845.24x = 1,068,598.10 × 239,198.44 - Step 4: Simplify right side
712,845.24x = 255,606,998,506.96 - Step 5: Solve for x
x = 255,606,998,506.96/712,845.24 - Step 6: Final answer
x = 358,572.92
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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.