Finding the Fourth Proportional to 374,819.36, 517,263.17 and 205,053.48
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Solution
The fourth proportional to 374,819.36, 517,263.17 and 205,053.48 is: 282,980.62
Step by Step Solution
- Step 1: Write the proportion equation
374,819.36 : 517,263.17 = 205,053.48 : x - Step 2: Convert to fraction form
374,819.36/517,263.17 = 205,053.48/x - Step 3: Cross multiply
374,819.36x = 517,263.17 × 205,053.48 - Step 4: Simplify right side
374,819.36x = 106,066,612,059.06 - Step 5: Solve for x
x = 106,066,612,059.06/374,819.36 - Step 6: Final answer
x = 282,980.62
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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.