Finding the Fourth Proportional to 246,769.20, 370,207.80 and 97,009.20
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Solution
The fourth proportional to 246,769.20, 370,207.80 and 97,009.20 is: 145,535.03
Step by Step Solution
- Step 1: Write the proportion equation
246,769.20 : 370,207.80 = 97,009.20 : x - Step 2: Convert to fraction form
246,769.20/370,207.80 = 97,009.20/x - Step 3: Cross multiply
246,769.20x = 370,207.80 × 97,009.20 - Step 4: Simplify right side
246,769.20x = 35,913,562,511.76 - Step 5: Solve for x
x = 35,913,562,511.76/246,769.20 - Step 6: Final answer
x = 145,535.03
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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.