Finding the Fourth Proportional to 246,947.70, 370,421.55 and 236,579.70
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Solution
The fourth proportional to 246,947.70, 370,421.55 and 236,579.70 is: 354,869.55
Step by Step Solution
- Step 1: Write the proportion equation
246,947.70 : 370,421.55 = 236,579.70 : x - Step 2: Convert to fraction form
246,947.70/370,421.55 = 236,579.70/x - Step 3: Cross multiply
246,947.70x = 370,421.55 × 236,579.70 - Step 4: Simplify right side
246,947.70x = 87,634,219,172.54 - Step 5: Solve for x
x = 87,634,219,172.54/246,947.70 - Step 6: Final answer
x = 354,869.55
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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.