Finding the Fourth Proportional to 235,315.28, 324,737.58 and 127,885.31
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Solution
The fourth proportional to 235,315.28, 324,737.58 and 127,885.31 is: 176,483.08
Step by Step Solution
- Step 1: Write the proportion equation
235,315.28 : 324,737.58 = 127,885.31 : x - Step 2: Convert to fraction form
235,315.28/324,737.58 = 127,885.31/x - Step 3: Cross multiply
235,315.28x = 324,737.58 × 127,885.31 - Step 4: Simplify right side
235,315.28x = 41,529,164,463.26 - Step 5: Solve for x
x = 41,529,164,463.26/235,315.28 - Step 6: Final answer
x = 176,483.08
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1.5x scale
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.