Finding the Fourth Proportional to 626,329.36, 939,033.93 and 199,619.62
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Solution
The fourth proportional to 626,329.36, 939,033.93 and 199,619.62 is: 299,282.79
Step by Step Solution
- Step 1: Write the proportion equation
626,329.36 : 939,033.93 = 199,619.62 : x - Step 2: Convert to fraction form
626,329.36/939,033.93 = 199,619.62/x - Step 3: Cross multiply
626,329.36x = 939,033.93 × 199,619.62 - Step 4: Simplify right side
626,329.36x = 187,449,596,273.71 - Step 5: Solve for x
x = 187,449,596,273.71/626,329.36 - Step 6: Final answer
x = 299,282.79
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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.