Finding the Fourth Proportional to 418,283.79, 577,220.00 and 227,290.83
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Solution
The fourth proportional to 418,283.79, 577,220.00 and 227,290.83 is: 313,655.02
Step by Step Solution
- Step 1: Write the proportion equation
418,283.79 : 577,220.00 = 227,290.83 : x - Step 2: Convert to fraction form
418,283.79/577,220.00 = 227,290.83/x - Step 3: Cross multiply
418,283.79x = 577,220.00 × 227,290.83 - Step 4: Simplify right side
418,283.79x = 131,196,811,756.15 - Step 5: Solve for x
x = 131,196,811,756.15/418,283.79 - Step 6: Final answer
x = 313,655.02
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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.