Finding the Fourth Proportional to 268,608.17, 370,673.24 and 147,746.81
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Solution
The fourth proportional to 268,608.17, 370,673.24 and 147,746.81 is: 203,887.28
Step by Step Solution
- Step 1: Write the proportion equation
268,608.17 : 370,673.24 = 147,746.81 : x - Step 2: Convert to fraction form
268,608.17/370,673.24 = 147,746.81/x - Step 3: Cross multiply
268,608.17x = 370,673.24 × 147,746.81 - Step 4: Simplify right side
268,608.17x = 54,765,788,950.31 - Step 5: Solve for x
x = 54,765,788,950.31/268,608.17 - Step 6: Final answer
x = 203,887.28
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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.