Finding the Fourth Proportional to 844,577.79, 1,165,532.49 and 462,579.96
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Solution
The fourth proportional to 844,577.79, 1,165,532.49 and 462,579.96 is: 638,368.64
Step by Step Solution
- Step 1: Write the proportion equation
844,577.79 : 1,165,532.49 = 462,579.96 : x - Step 2: Convert to fraction form
844,577.79/1,165,532.49 = 462,579.96/x - Step 3: Cross multiply
844,577.79x = 1,165,532.49 × 462,579.96 - Step 4: Simplify right side
844,577.79x = 539,151,976,973.65 - Step 5: Solve for x
x = 539,151,976,973.65/844,577.79 - Step 6: Final answer
x = 638,368.64
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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.