Finding the Fourth Proportional to 452,777.88, 624,837.18 and 283,110.36
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Solution
The fourth proportional to 452,777.88, 624,837.18 and 283,110.36 is: 390,694.61
Step by Step Solution
- Step 1: Write the proportion equation
452,777.88 : 624,837.18 = 283,110.36 : x - Step 2: Convert to fraction form
452,777.88/624,837.18 = 283,110.36/x - Step 3: Cross multiply
452,777.88x = 624,837.18 × 283,110.36 - Step 4: Simplify right side
452,777.88x = 176,897,878,971.19 - Step 5: Solve for x
x = 176,897,878,971.19/452,777.88 - Step 6: Final answer
x = 390,694.61
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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.