Finding the Fourth Proportional to 456,741.19, 685,362.53 and 232,121.00
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Solution
The fourth proportional to 456,741.19, 685,362.53 and 232,121.00 is: 348,308.94
Step by Step Solution
- Step 1: Write the proportion equation
456,741.19 : 685,362.53 = 232,121.00 : x - Step 2: Convert to fraction form
456,741.19/685,362.53 = 232,121.00/x - Step 3: Cross multiply
456,741.19x = 685,362.53 × 232,121.00 - Step 4: Simplify right side
456,741.19x = 159,087,038,119.84 - Step 5: Solve for x
x = 159,087,038,119.84/456,741.19 - Step 6: Final answer
x = 348,308.94
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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.