Finding the Fourth Proportional to 296,518.32, 409,202.28 and 169,205.76
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Solution
The fourth proportional to 296,518.32, 409,202.28 and 169,205.76 is: 233,507.94
Step by Step Solution
- Step 1: Write the proportion equation
296,518.32 : 409,202.28 = 169,205.76 : x - Step 2: Convert to fraction form
296,518.32/409,202.28 = 169,205.76/x - Step 3: Cross multiply
296,518.32x = 409,202.28 × 169,205.76 - Step 4: Simplify right side
296,518.32x = 69,239,382,781.13 - Step 5: Solve for x
x = 69,239,382,781.13/296,518.32 - Step 6: Final answer
x = 233,507.94
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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.