Finding the Fourth Proportional to 891,861, 1,230,761.93 and 483,952.46
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Solution
The fourth proportional to 891,861, 1,230,761.93 and 483,952.46 is: 667,850.99
Step by Step Solution
- Step 1: Write the proportion equation
891,861 : 1,230,761.93 = 483,952.46 : x - Step 2: Convert to fraction form
891,861/1,230,761.93 = 483,952.46/x - Step 3: Cross multiply
891,861x = 1,230,761.93 × 483,952.46 - Step 4: Simplify right side
891,861x = 595,630,255,124.28 - Step 5: Solve for x
x = 595,630,255,124.28/891,861 - Step 6: Final answer
x = 667,850.99
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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.