Finding the Fourth Proportional to 454,316.87, 626,942.58 and 260,756.44
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Solution
The fourth proportional to 454,316.87, 626,942.58 and 260,756.44 is: 359,835.45
Step by Step Solution
- Step 1: Write the proportion equation
454,316.87 : 626,942.58 = 260,756.44 : x - Step 2: Convert to fraction form
454,316.87/626,942.58 = 260,756.44/x - Step 3: Cross multiply
454,316.87x = 626,942.58 × 260,756.44 - Step 4: Simplify right side
454,316.87x = 163,479,315,245.22 - Step 5: Solve for x
x = 163,479,315,245.22/454,316.87 - Step 6: Final answer
x = 359,835.45
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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.