Finding the Fourth Proportional to 454,122.28, 626,688.90 and 252,918.28
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Solution
The fourth proportional to 454,122.28, 626,688.90 and 252,918.28 is: 349,027.31
Step by Step Solution
- Step 1: Write the proportion equation
454,122.28 : 626,688.90 = 252,918.28 : x - Step 2: Convert to fraction form
454,122.28/626,688.90 = 252,918.28/x - Step 3: Cross multiply
454,122.28x = 626,688.90 × 252,918.28 - Step 4: Simplify right side
454,122.28x = 158,501,078,683.09 - Step 5: Solve for x
x = 158,501,078,683.09/454,122.28 - Step 6: Final answer
x = 349,027.31
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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.