Finding the Fourth Proportional to 407,410.68, 562,215.94 and 226,117.94
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Solution
The fourth proportional to 407,410.68, 562,215.94 and 226,117.94 is: 312,036.75
Step by Step Solution
- Step 1: Write the proportion equation
407,410.68 : 562,215.94 = 226,117.94 : x - Step 2: Convert to fraction form
407,410.68/562,215.94 = 226,117.94/x - Step 3: Cross multiply
407,410.68x = 562,215.94 × 226,117.94 - Step 4: Simplify right side
407,410.68x = 127,127,106,811.59 - Step 5: Solve for x
x = 127,127,106,811.59/407,410.68 - Step 6: Final answer
x = 312,036.75
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1.5x scale
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.