Finding the Fourth Proportional to 449,202.60, 619,873.02 and 245,212.92
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Solution
The fourth proportional to 449,202.60, 619,873.02 and 245,212.92 is: 338,379.33
Step by Step Solution
- Step 1: Write the proportion equation
449,202.60 : 619,873.02 = 245,212.92 : x - Step 2: Convert to fraction form
449,202.60/619,873.02 = 245,212.92/x - Step 3: Cross multiply
449,202.60x = 619,873.02 × 245,212.92 - Step 4: Simplify right side
449,202.60x = 152,000,873,263.42 - Step 5: Solve for x
x = 152,000,873,263.42/449,202.60 - Step 6: Final answer
x = 338,379.33
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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.