Finding the Fourth Proportional to 822,877.74, 1,233,997.50 and 283,031.37
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Solution
The fourth proportional to 822,877.74, 1,233,997.50 and 283,031.37 is: 424,437.30
Step by Step Solution
- Step 1: Write the proportion equation
822,877.74 : 1,233,997.50 = 283,031.37 : x - Step 2: Convert to fraction form
822,877.74/1,233,997.50 = 283,031.37/x - Step 3: Cross multiply
822,877.74x = 1,233,997.50 × 283,031.37 - Step 4: Simplify right side
822,877.74x = 349,260,003,001.58 - Step 5: Solve for x
x = 349,260,003,001.58/822,877.74 - Step 6: Final answer
x = 424,437.30
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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.