Finding the Fourth Proportional to 844,115.49, 1,164,561.35 and 553,887.09
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Solution
The fourth proportional to 844,115.49, 1,164,561.35 and 553,887.09 is: 764,155.50
Step by Step Solution
- Step 1: Write the proportion equation
844,115.49 : 1,164,561.35 = 553,887.09 : x - Step 2: Convert to fraction form
844,115.49/1,164,561.35 = 553,887.09/x - Step 3: Cross multiply
844,115.49x = 1,164,561.35 × 553,887.09 - Step 4: Simplify right side
844,115.49x = 645,035,494,508.54 - Step 5: Solve for x
x = 645,035,494,508.54/844,115.49 - Step 6: Final answer
x = 764,155.50
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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.