Finding the Fourth Proportional to 256,942.10, 354,622.08 and 176,303.08
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Solution
The fourth proportional to 256,942.10, 354,622.08 and 176,303.08 is: 243,327.06
Step by Step Solution
- Step 1: Write the proportion equation
256,942.10 : 354,622.08 = 176,303.08 : x - Step 2: Convert to fraction form
256,942.10/354,622.08 = 176,303.08/x - Step 3: Cross multiply
256,942.10x = 354,622.08 × 176,303.08 - Step 4: Simplify right side
256,942.10x = 62,520,964,940.01 - Step 5: Solve for x
x = 62,520,964,940.01/256,942.10 - Step 6: Final answer
x = 243,327.06
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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.