Finding the Fourth Proportional to 418,551.68, 577,602.72 and 227,564.48
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Solution
The fourth proportional to 418,551.68, 577,602.72 and 227,564.48 is: 314,039.74
Step by Step Solution
- Step 1: Write the proportion equation
418,551.68 : 577,602.72 = 227,564.48 : x - Step 2: Convert to fraction form
418,551.68/577,602.72 = 227,564.48/x - Step 3: Cross multiply
418,551.68x = 577,602.72 × 227,564.48 - Step 4: Simplify right side
418,551.68x = 131,441,862,623.39 - Step 5: Solve for x
x = 131,441,862,623.39/418,551.68 - Step 6: Final answer
x = 314,039.74
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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.