Finding the Fourth Proportional to 583,453.99, 874,661.54 and 228,715.30
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Solution
The fourth proportional to 583,453.99, 874,661.54 and 228,715.30 is: 342,869.32
Step by Step Solution
- Step 1: Write the proportion equation
583,453.99 : 874,661.54 = 228,715.30 : x - Step 2: Convert to fraction form
583,453.99/874,661.54 = 228,715.30/x - Step 3: Cross multiply
583,453.99x = 874,661.54 × 228,715.30 - Step 4: Simplify right side
583,453.99x = 200,048,472,835.87 - Step 5: Solve for x
x = 200,048,472,835.87/583,453.99 - Step 6: Final answer
x = 342,869.32
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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.