Finding the Fourth Proportional to 514,277.12, 770,943.06 and 177,237.72
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Solution
The fourth proportional to 514,277.12, 770,943.06 and 177,237.72 is: 265,693.70
Step by Step Solution
- Step 1: Write the proportion equation
514,277.12 : 770,943.06 = 177,237.72 : x - Step 2: Convert to fraction form
514,277.12/770,943.06 = 177,237.72/x - Step 3: Cross multiply
514,277.12x = 770,943.06 × 177,237.72 - Step 4: Simplify right side
514,277.12x = 136,640,190,204.22 - Step 5: Solve for x
x = 136,640,190,204.22/514,277.12 - Step 6: Final answer
x = 265,693.70
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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.