Finding the Fourth Proportional to 524,541.20, 786,811.26 and 209,219.54
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Solution
The fourth proportional to 524,541.20, 786,811.26 and 209,219.54 is: 313,829.09
Step by Step Solution
- Step 1: Write the proportion equation
524,541.20 : 786,811.26 = 209,219.54 : x - Step 2: Convert to fraction form
524,541.20/786,811.26 = 209,219.54/x - Step 3: Cross multiply
524,541.20x = 786,811.26 × 209,219.54 - Step 4: Simplify right side
524,541.20x = 164,616,289,884.02 - Step 5: Solve for x
x = 164,616,289,884.02/524,541.20 - Step 6: Final answer
x = 313,829.09
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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.