Finding the Fourth Proportional to 832,821.24, 1,149,293.06 and 450,847.74
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Solution
The fourth proportional to 832,821.24, 1,149,293.06 and 450,847.74 is: 622,169.75
Step by Step Solution
- Step 1: Write the proportion equation
832,821.24 : 1,149,293.06 = 450,847.74 : x - Step 2: Convert to fraction form
832,821.24/1,149,293.06 = 450,847.74/x - Step 3: Cross multiply
832,821.24x = 1,149,293.06 × 450,847.74 - Step 4: Simplify right side
832,821.24x = 518,156,178,698.68 - Step 5: Solve for x
x = 518,156,178,698.68/832,821.24 - Step 6: Final answer
x = 622,169.75
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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.