Finding the Fourth Proportional to 418,584.16, 577,653.36 and 227,598.84
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Solution
The fourth proportional to 418,584.16, 577,653.36 and 227,598.84 is: 314,090.32
Step by Step Solution
- Step 1: Write the proportion equation
418,584.16 : 577,653.36 = 227,598.84 : x - Step 2: Convert to fraction form
418,584.16/577,653.36 = 227,598.84/x - Step 3: Cross multiply
418,584.16x = 577,653.36 × 227,598.84 - Step 4: Simplify right side
418,584.16x = 131,473,234,658.10 - Step 5: Solve for x
x = 131,473,234,658.10/418,584.16 - Step 6: Final answer
x = 314,090.32
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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.