Finding the Fourth Proportional to 410,737.99, 616,323.80 and 291,564.72
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Solution
The fourth proportional to 410,737.99, 616,323.80 and 291,564.72 is: 437,500.99
Step by Step Solution
- Step 1: Write the proportion equation
410,737.99 : 616,323.80 = 291,564.72 : x - Step 2: Convert to fraction form
410,737.99/616,323.80 = 291,564.72/x - Step 3: Cross multiply
410,737.99x = 616,323.80 × 291,564.72 - Step 4: Simplify right side
410,737.99x = 179,698,276,176.34 - Step 5: Solve for x
x = 179,698,276,176.34/410,737.99 - Step 6: Final answer
x = 437,500.99
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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.