Finding the Fourth Proportional to 470,977.02, 649,952.64 and 256,119.12
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Solution
The fourth proportional to 470,977.02, 649,952.64 and 256,119.12 is: 353,446.75
Step by Step Solution
- Step 1: Write the proportion equation
470,977.02 : 649,952.64 = 256,119.12 : x - Step 2: Convert to fraction form
470,977.02/649,952.64 = 256,119.12/x - Step 3: Cross multiply
470,977.02x = 649,952.64 × 256,119.12 - Step 4: Simplify right side
470,977.02x = 166,465,298,198.48 - Step 5: Solve for x
x = 166,465,298,198.48/470,977.02 - Step 6: Final answer
x = 353,446.75
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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.