Finding the Fourth Proportional to 457,753.04, 686,495.16 and 177,203.28
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Solution
The fourth proportional to 457,753.04, 686,495.16 and 177,203.28 is: 265,752.89
Step by Step Solution
- Step 1: Write the proportion equation
457,753.04 : 686,495.16 = 177,203.28 : x - Step 2: Convert to fraction form
457,753.04/686,495.16 = 177,203.28/x - Step 3: Cross multiply
457,753.04x = 686,495.16 × 177,203.28 - Step 4: Simplify right side
457,753.04x = 121,649,194,056.13 - Step 5: Solve for x
x = 121,649,194,056.13/457,753.04 - Step 6: Final answer
x = 265,752.89
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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.