Finding the Fourth Proportional to 398,533.28, 597,384.70 and 173,833.40
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Solution
The fourth proportional to 398,533.28, 597,384.70 and 173,833.40 is: 260,568.99
Step by Step Solution
- Step 1: Write the proportion equation
398,533.28 : 597,384.70 = 173,833.40 : x - Step 2: Convert to fraction form
398,533.28/597,384.70 = 173,833.40/x - Step 3: Cross multiply
398,533.28x = 597,384.70 × 173,833.40 - Step 4: Simplify right side
398,533.28x = 103,845,413,508.98 - Step 5: Solve for x
x = 103,845,413,508.98/398,533.28 - Step 6: Final answer
x = 260,568.99
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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.