Finding the Fourth Proportional to 844,720.41, 1,165,727.39 and 462,721.98
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Solution
The fourth proportional to 844,720.41, 1,165,727.39 and 462,721.98 is: 638,563.58
Step by Step Solution
- Step 1: Write the proportion equation
844,720.41 : 1,165,727.39 = 462,721.98 : x - Step 2: Convert to fraction form
844,720.41/1,165,727.39 = 462,721.98/x - Step 3: Cross multiply
844,720.41x = 1,165,727.39 × 462,721.98 - Step 4: Simplify right side
844,720.41x = 539,407,686,041.03 - Step 5: Solve for x
x = 539,407,686,041.03/844,720.41 - Step 6: Final answer
x = 638,563.58
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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.