Finding the Fourth Proportional to 470,965.92, 649,950.08 and 269,800.80
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Solution
The fourth proportional to 470,965.92, 649,950.08 and 269,800.80 is: 372,334.90
Step by Step Solution
- Step 1: Write the proportion equation
470,965.92 : 649,950.08 = 269,800.80 : x - Step 2: Convert to fraction form
470,965.92/649,950.08 = 269,800.80/x - Step 3: Cross multiply
470,965.92x = 649,950.08 × 269,800.80 - Step 4: Simplify right side
470,965.92x = 175,357,050,195.06 - Step 5: Solve for x
x = 175,357,050,195.06/470,965.92 - Step 6: Final answer
x = 372,334.90
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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.