Finding the Fourth Proportional to 430,815.28, 594,524.84 and 239,873.78
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Solution
The fourth proportional to 430,815.28, 594,524.84 and 239,873.78 is: 331,025.68
Step by Step Solution
- Step 1: Write the proportion equation
430,815.28 : 594,524.84 = 239,873.78 : x - Step 2: Convert to fraction form
430,815.28/594,524.84 = 239,873.78/x - Step 3: Cross multiply
430,815.28x = 594,524.84 × 239,873.78 - Step 4: Simplify right side
430,815.28x = 142,610,920,674.70 - Step 5: Solve for x
x = 142,610,920,674.70/430,815.28 - Step 6: Final answer
x = 331,025.68
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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.