Finding the Fourth Proportional to 265,539.70, 372,688.70 and 265,539.70
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Solution
The fourth proportional to 265,539.70, 372,688.70 and 265,539.70 is: 372,688.70
Step by Step Solution
- Step 1: Write the proportion equation
265,539.70 : 372,688.70 = 265,539.70 : x - Step 2: Convert to fraction form
265,539.70/372,688.70 = 265,539.70/x - Step 3: Cross multiply
265,539.70x = 372,688.70 × 265,539.70 - Step 4: Simplify right side
265,539.70x = 98,963,645,591.39 - Step 5: Solve for x
x = 98,963,645,591.39/265,539.70 - Step 6: Final answer
x = 372,688.70
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Why These Related Problems?
These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.