Finding the Fourth Proportional to 709,068.91, 1,063,612.59 and 235,754.26
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Solution
The fourth proportional to 709,068.91, 1,063,612.59 and 235,754.26 is: 353,634.46
Step by Step Solution
- Step 1: Write the proportion equation
709,068.91 : 1,063,612.59 = 235,754.26 : x - Step 2: Convert to fraction form
709,068.91/1,063,612.59 = 235,754.26/x - Step 3: Cross multiply
709,068.91x = 1,063,612.59 × 235,754.26 - Step 4: Simplify right side
709,068.91x = 250,751,199,082.13 - Step 5: Solve for x
x = 250,751,199,082.13/709,068.91 - Step 6: Final answer
x = 353,634.46
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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.