Finding the Fourth Proportional to 338,655.24, 467,175.06 and 216,204.84
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Solution
The fourth proportional to 338,655.24, 467,175.06 and 216,204.84 is: 298,254.68
Step by Step Solution
- Step 1: Write the proportion equation
338,655.24 : 467,175.06 = 216,204.84 : x - Step 2: Convert to fraction form
338,655.24/467,175.06 = 216,204.84/x - Step 3: Cross multiply
338,655.24x = 467,175.06 × 216,204.84 - Step 4: Simplify right side
338,655.24x = 101,005,509,099.29 - Step 5: Solve for x
x = 101,005,509,099.29/338,655.24 - Step 6: Final answer
x = 298,254.68
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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.