Finding the Fourth Proportional to 352,276.46, 528,509.99 and 251,202.18
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Solution
The fourth proportional to 352,276.46, 528,509.99 and 251,202.18 is: 376,871.22
Step by Step Solution
- Step 1: Write the proportion equation
352,276.46 : 528,509.99 = 251,202.18 : x - Step 2: Convert to fraction form
352,276.46/528,509.99 = 251,202.18/x - Step 3: Cross multiply
352,276.46x = 528,509.99 × 251,202.18 - Step 4: Simplify right side
352,276.46x = 132,762,857,741.22 - Step 5: Solve for x
x = 132,762,857,741.22/352,276.46 - Step 6: Final answer
x = 376,871.22
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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.