Finding the Fourth Proportional to 568,448.65, 852,246.46 and 343,763.07
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Solution
The fourth proportional to 568,448.65, 852,246.46 and 343,763.07 is: 515,386.67
Step by Step Solution
- Step 1: Write the proportion equation
568,448.65 : 852,246.46 = 343,763.07 : x - Step 2: Convert to fraction form
568,448.65/852,246.46 = 343,763.07/x - Step 3: Cross multiply
568,448.65x = 852,246.46 × 343,763.07 - Step 4: Simplify right side
568,448.65x = 292,970,859,486.23 - Step 5: Solve for x
x = 292,970,859,486.23/568,448.65 - Step 6: Final answer
x = 515,386.67
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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.