Finding the Fourth Proportional to 417,246.90, 625,982.68 and 214,732.66
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Solution
The fourth proportional to 417,246.90, 625,982.68 and 214,732.66 is: 322,156.80
Step by Step Solution
- Step 1: Write the proportion equation
417,246.90 : 625,982.68 = 214,732.66 : x - Step 2: Convert to fraction form
417,246.90/625,982.68 = 214,732.66/x - Step 3: Cross multiply
417,246.90x = 625,982.68 × 214,732.66 - Step 4: Simplify right side
417,246.90x = 134,418,925,990.33 - Step 5: Solve for x
x = 134,418,925,990.33/417,246.90 - Step 6: Final answer
x = 322,156.80
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.