Finding the Fourth Proportional to 903,282.13, 1,246,414.03 and 516,122.62
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Solution
The fourth proportional to 903,282.13, 1,246,414.03 and 516,122.62 is: 712,183.32
Step by Step Solution
- Step 1: Write the proportion equation
903,282.13 : 1,246,414.03 = 516,122.62 : x - Step 2: Convert to fraction form
903,282.13/1,246,414.03 = 516,122.62/x - Step 3: Cross multiply
903,282.13x = 1,246,414.03 × 516,122.62 - Step 4: Simplify right side
903,282.13x = 643,302,470,362.02 - Step 5: Solve for x
x = 643,302,470,362.02/903,282.13 - Step 6: Final answer
x = 712,183.32
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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.