Finding the Fourth Proportional to 336,944.68, 464,788.74 and 217,712.68
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Solution
The fourth proportional to 336,944.68, 464,788.74 and 217,712.68 is: 300,317.55
Step by Step Solution
- Step 1: Write the proportion equation
336,944.68 : 464,788.74 = 217,712.68 : x - Step 2: Convert to fraction form
336,944.68/464,788.74 = 217,712.68/x - Step 3: Cross multiply
336,944.68x = 464,788.74 × 217,712.68 - Step 4: Simplify right side
336,944.68x = 101,190,402,219.22 - Step 5: Solve for x
x = 101,190,402,219.22/336,944.68 - Step 6: Final answer
x = 300,317.55
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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.