Finding the Fourth Proportional to 407,588.06, 562,489.10 and 226,299.99
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Solution
The fourth proportional to 407,588.06, 562,489.10 and 226,299.99 is: 312,303.75
Step by Step Solution
- Step 1: Write the proportion equation
407,588.06 : 562,489.10 = 226,299.99 : x - Step 2: Convert to fraction form
407,588.06/562,489.10 = 226,299.99/x - Step 3: Cross multiply
407,588.06x = 562,489.10 × 226,299.99 - Step 4: Simplify right side
407,588.06x = 127,291,276,573.61 - Step 5: Solve for x
x = 127,291,276,573.61/407,588.06 - Step 6: Final answer
x = 312,303.75
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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.