Finding the Fourth Proportional to 492,044.74, 679,044.40 and 274,267.68
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Solution
The fourth proportional to 492,044.74, 679,044.40 and 274,267.68 is: 378,502.03
Step by Step Solution
- Step 1: Write the proportion equation
492,044.74 : 679,044.40 = 274,267.68 : x - Step 2: Convert to fraction form
492,044.74/679,044.40 = 274,267.68/x - Step 3: Cross multiply
492,044.74x = 679,044.40 × 274,267.68 - Step 4: Simplify right side
492,044.74x = 186,239,932,204.99 - Step 5: Solve for x
x = 186,239,932,204.99/492,044.74 - Step 6: Final answer
x = 378,502.03
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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.