Finding the Fourth Proportional to 470,790.15, 649,682.75 and 255,935.63
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Solution
The fourth proportional to 470,790.15, 649,682.75 and 255,935.63 is: 353,187.00
Step by Step Solution
- Step 1: Write the proportion equation
470,790.15 : 649,682.75 = 255,935.63 : x - Step 2: Convert to fraction form
470,790.15/649,682.75 = 255,935.63/x - Step 3: Cross multiply
470,790.15x = 649,682.75 × 255,935.63 - Step 4: Simplify right side
470,790.15x = 166,276,959,393.29 - Step 5: Solve for x
x = 166,276,959,393.29/470,790.15 - Step 6: Final answer
x = 353,187.00
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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.