Finding the Fourth Proportional to 832,815.24, 1,149,284.79 and 450,841.74
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Solution
The fourth proportional to 832,815.24, 1,149,284.79 and 450,841.74 is: 622,161.47
Step by Step Solution
- Step 1: Write the proportion equation
832,815.24 : 1,149,284.79 = 450,841.74 : x - Step 2: Convert to fraction form
832,815.24/1,149,284.79 = 450,841.74/x - Step 3: Cross multiply
832,815.24x = 1,149,284.79 × 450,841.74 - Step 4: Simplify right side
832,815.24x = 518,145,554,479.14 - Step 5: Solve for x
x = 518,145,554,479.14/832,815.24 - Step 6: Final answer
x = 622,161.47
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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.