Finding the Fourth Proportional to 453,192.06, 679,786.87 and 168,876.14
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Solution
The fourth proportional to 453,192.06, 679,786.87 and 168,876.14 is: 253,313.75
Step by Step Solution
- Step 1: Write the proportion equation
453,192.06 : 679,786.87 = 168,876.14 : x - Step 2: Convert to fraction form
453,192.06/679,786.87 = 168,876.14/x - Step 3: Cross multiply
453,192.06x = 679,786.87 × 168,876.14 - Step 4: Simplify right side
453,192.06x = 114,799,778,384.97 - Step 5: Solve for x
x = 114,799,778,384.97/453,192.06 - Step 6: Final answer
x = 253,313.75
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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.