Finding the Fourth Proportional to 832,819.84, 1,149,295.08 and 450,846.60
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Solution
The fourth proportional to 832,819.84, 1,149,295.08 and 450,846.60 is: 622,170.31
Step by Step Solution
- Step 1: Write the proportion equation
832,819.84 : 1,149,295.08 = 450,846.60 : x - Step 2: Convert to fraction form
832,819.84/1,149,295.08 = 450,846.60/x - Step 3: Cross multiply
832,819.84x = 1,149,295.08 × 450,846.60 - Step 4: Simplify right side
832,819.84x = 518,155,779,214.73 - Step 5: Solve for x
x = 518,155,779,214.73/832,819.84 - Step 6: Final answer
x = 622,170.31
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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.