Finding the Fourth Proportional to 484,349.71, 726,130.90 and 169,028.05
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Solution
The fourth proportional to 484,349.71, 726,130.90 and 169,028.05 is: 253,404.69
Step by Step Solution
- Step 1: Write the proportion equation
484,349.71 : 726,130.90 = 169,028.05 : x - Step 2: Convert to fraction form
484,349.71/726,130.90 = 169,028.05/x - Step 3: Cross multiply
484,349.71x = 726,130.90 × 169,028.05 - Step 4: Simplify right side
484,349.71x = 122,736,490,071.75 - Step 5: Solve for x
x = 122,736,490,071.75/484,349.71 - Step 6: Final answer
x = 253,404.69
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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.