Finding the Fourth Proportional to 837,832.80, 1,255,366.80 and 713,416.80
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Solution
The fourth proportional to 837,832.80, 1,255,366.80 and 713,416.80 is: 1,068,948.08
Step by Step Solution
- Step 1: Write the proportion equation
837,832.80 : 1,255,366.80 = 713,416.80 : x - Step 2: Convert to fraction form
837,832.80/1,255,366.80 = 713,416.80/x - Step 3: Cross multiply
837,832.80x = 1,255,366.80 × 713,416.80 - Step 4: Simplify right side
837,832.80x = 895,599,765,282.24 - Step 5: Solve for x
x = 895,599,765,282.24/837,832.80 - Step 6: Final answer
x = 1,068,948.08
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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.