Finding the Fourth Proportional to 446,743.13, 670,197.71 and 147,244.75
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Solution
The fourth proportional to 446,743.13, 670,197.71 and 147,244.75 is: 220,894.49
Step by Step Solution
- Step 1: Write the proportion equation
446,743.13 : 670,197.71 = 147,244.75 : x - Step 2: Convert to fraction form
446,743.13/670,197.71 = 147,244.75/x - Step 3: Cross multiply
446,743.13x = 670,197.71 × 147,244.75 - Step 4: Simplify right side
446,743.13x = 98,683,092,952.14 - Step 5: Solve for x
x = 98,683,092,952.14/446,743.13 - Step 6: Final answer
x = 220,894.49
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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.