Finding the Fourth Proportional to 418,764.93, 577,946.90 and 246,673.99
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Solution
The fourth proportional to 418,764.93, 577,946.90 and 246,673.99 is: 340,440.33
Step by Step Solution
- Step 1: Write the proportion equation
418,764.93 : 577,946.90 = 246,673.99 : x - Step 2: Convert to fraction form
418,764.93/577,946.90 = 246,673.99/x - Step 3: Cross multiply
418,764.93x = 577,946.90 × 246,673.99 - Step 4: Simplify right side
418,764.93x = 142,564,469,170.25 - Step 5: Solve for x
x = 142,564,469,170.25/418,764.93 - Step 6: Final answer
x = 340,440.33
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.