Finding the Fourth Proportional to 473,682.91, 711,029.94 and 203,944.54
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Solution
The fourth proportional to 473,682.91, 711,029.94 and 203,944.54 is: 306,134.49
Step by Step Solution
- Step 1: Write the proportion equation
473,682.91 : 711,029.94 = 203,944.54 : x - Step 2: Convert to fraction form
473,682.91/711,029.94 = 203,944.54/x - Step 3: Cross multiply
473,682.91x = 711,029.94 × 203,944.54 - Step 4: Simplify right side
473,682.91x = 145,010,674,039.53 - Step 5: Solve for x
x = 145,010,674,039.53/473,682.91 - Step 6: Final answer
x = 306,134.49
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.