Finding the Fourth Proportional to 1,146,866.42, 1,720,260.49 and 293,946.47
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Solution
The fourth proportional to 1,146,866.42, 1,720,260.49 and 293,946.47 is: 440,909.67
Step by Step Solution
- Step 1: Write the proportion equation
1,146,866.42 : 1,720,260.49 = 293,946.47 : x - Step 2: Convert to fraction form
1,146,866.42/1,720,260.49 = 293,946.47/x - Step 3: Cross multiply
1,146,866.42x = 1,720,260.49 × 293,946.47 - Step 4: Simplify right side
1,146,866.42x = 505,664,498,515.97 - Step 5: Solve for x
x = 505,664,498,515.97/1,146,866.42 - Step 6: Final answer
x = 440,909.67
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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.