Finding the Fourth Proportional to 864,400.68, 1,295,551.19 and 611,755.00
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Solution
The fourth proportional to 864,400.68, 1,295,551.19 and 611,755.00 is: 916,889.51
Step by Step Solution
- Step 1: Write the proportion equation
864,400.68 : 1,295,551.19 = 611,755.00 : x - Step 2: Convert to fraction form
864,400.68/1,295,551.19 = 611,755.00/x - Step 3: Cross multiply
864,400.68x = 1,295,551.19 × 611,755.00 - Step 4: Simplify right side
864,400.68x = 792,559,916,528.96 - Step 5: Solve for x
x = 792,559,916,528.96/864,400.68 - Step 6: Final answer
x = 916,889.51
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.