Finding the Fourth Proportional to 482,045.80, 723,064.92 and 145,085
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Solution
The fourth proportional to 482,045.80, 723,064.92 and 145,085 is: 217,626.36
Step by Step Solution
- Step 1: Write the proportion equation
482,045.80 : 723,064.92 = 145,085 : x - Step 2: Convert to fraction form
482,045.80/723,064.92 = 145,085/x - Step 3: Cross multiply
482,045.80x = 723,064.92 × 145,085 - Step 4: Simplify right side
482,045.80x = 104,905,873,918.20 - Step 5: Solve for x
x = 104,905,873,918.20/482,045.80 - Step 6: Final answer
x = 217,626.36
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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.