Finding the Fourth Proportional to 903,102.53, 1,246,337.39 and 500,694.53
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Solution
The fourth proportional to 903,102.53, 1,246,337.39 and 500,694.53 is: 690,989.44
Step by Step Solution
- Step 1: Write the proportion equation
903,102.53 : 1,246,337.39 = 500,694.53 : x - Step 2: Convert to fraction form
903,102.53/1,246,337.39 = 500,694.53/x - Step 3: Cross multiply
903,102.53x = 1,246,337.39 × 500,694.53 - Step 4: Simplify right side
903,102.53x = 624,034,308,727.53 - Step 5: Solve for x
x = 624,034,308,727.53/903,102.53 - Step 6: Final answer
x = 690,989.44
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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.