Finding the Fourth Proportional to 235,027.56, 351,869.58 and 220,130.04
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Solution
The fourth proportional to 235,027.56, 351,869.58 and 220,130.04 is: 329,565.88
Step by Step Solution
- Step 1: Write the proportion equation
235,027.56 : 351,869.58 = 220,130.04 : x - Step 2: Convert to fraction form
235,027.56/351,869.58 = 220,130.04/x - Step 3: Cross multiply
235,027.56x = 351,869.58 × 220,130.04 - Step 4: Simplify right side
235,027.56x = 77,457,064,720.18 - Step 5: Solve for x
x = 77,457,064,720.18/235,027.56 - Step 6: Final answer
x = 329,565.88
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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.