Finding the Fourth Proportional to 750,338.07, 1,124,817.45 and 270,448.44
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Solution
The fourth proportional to 750,338.07, 1,124,817.45 and 270,448.44 is: 405,424.08
Step by Step Solution
- Step 1: Write the proportion equation
750,338.07 : 1,124,817.45 = 270,448.44 : x - Step 2: Convert to fraction form
750,338.07/1,124,817.45 = 270,448.44/x - Step 3: Cross multiply
750,338.07x = 1,124,817.45 × 270,448.44 - Step 4: Simplify right side
750,338.07x = 304,205,124,637.28 - Step 5: Solve for x
x = 304,205,124,637.28/750,338.07 - Step 6: Final answer
x = 405,424.08
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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.