Finding the Fourth Proportional to 418,797.48, 577,937.70 and 237,544.68
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Solution
The fourth proportional to 418,797.48, 577,937.70 and 237,544.68 is: 327,810.06
Step by Step Solution
- Step 1: Write the proportion equation
418,797.48 : 577,937.70 = 237,544.68 : x - Step 2: Convert to fraction form
418,797.48/577,937.70 = 237,544.68/x - Step 3: Cross multiply
418,797.48x = 577,937.70 × 237,544.68 - Step 4: Simplify right side
418,797.48x = 137,286,026,006.44 - Step 5: Solve for x
x = 137,286,026,006.44/418,797.48 - Step 6: Final answer
x = 327,810.06
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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.