Finding the Fourth Proportional to 351,232.50, 484,587.71 and 215,124.56
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Solution
The fourth proportional to 351,232.50, 484,587.71 and 215,124.56 is: 296,802.59
Step by Step Solution
- Step 1: Write the proportion equation
351,232.50 : 484,587.71 = 215,124.56 : x - Step 2: Convert to fraction form
351,232.50/484,587.71 = 215,124.56/x - Step 3: Cross multiply
351,232.50x = 484,587.71 × 215,124.56 - Step 4: Simplify right side
351,232.50x = 104,246,718,230.59 - Step 5: Solve for x
x = 104,246,718,230.59/351,232.50 - Step 6: Final answer
x = 296,802.59
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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.