Finding the Fourth Proportional to 357,622.29, 493,735.50 and 236,867.09
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Solution
The fourth proportional to 357,622.29, 493,735.50 and 236,867.09 is: 327,020.13
Step by Step Solution
- Step 1: Write the proportion equation
357,622.29 : 493,735.50 = 236,867.09 : x - Step 2: Convert to fraction form
357,622.29/493,735.50 = 236,867.09/x - Step 3: Cross multiply
357,622.29x = 493,735.50 × 236,867.09 - Step 4: Simplify right side
357,622.29x = 116,949,688,646.02 - Step 5: Solve for x
x = 116,949,688,646.02/357,622.29 - Step 6: Final answer
x = 327,020.13
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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.