Finding the Fourth Proportional to 299,058.84, 412,701.12 and 164,922.84
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Solution
The fourth proportional to 299,058.84, 412,701.12 and 164,922.84 is: 227,593.48
Step by Step Solution
- Step 1: Write the proportion equation
299,058.84 : 412,701.12 = 164,922.84 : x - Step 2: Convert to fraction form
299,058.84/412,701.12 = 164,922.84/x - Step 3: Cross multiply
299,058.84x = 412,701.12 × 164,922.84 - Step 4: Simplify right side
299,058.84x = 68,063,840,781.58 - Step 5: Solve for x
x = 68,063,840,781.58/299,058.84 - Step 6: Final answer
x = 227,593.48
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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.