Finding the Fourth Proportional to 649,535.44, 967,453.99 and 620,392.30
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Solution
The fourth proportional to 649,535.44, 967,453.99 and 620,392.30 is: 924,046.59
Step by Step Solution
- Step 1: Write the proportion equation
649,535.44 : 967,453.99 = 620,392.30 : x - Step 2: Convert to fraction form
649,535.44/967,453.99 = 620,392.30/x - Step 3: Cross multiply
649,535.44x = 967,453.99 × 620,392.30 - Step 4: Simplify right side
649,535.44x = 600,201,006,000.28 - Step 5: Solve for x
x = 600,201,006,000.28/649,535.44 - Step 6: Final answer
x = 924,046.59
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.