Finding the Fourth Proportional to 896,846.16, 1,345,481.44 and 357,133.68
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Solution
The fourth proportional to 896,846.16, 1,345,481.44 and 357,133.68 is: 535,785.02
Step by Step Solution
- Step 1: Write the proportion equation
896,846.16 : 1,345,481.44 = 357,133.68 : x - Step 2: Convert to fraction form
896,846.16/1,345,481.44 = 357,133.68/x - Step 3: Cross multiply
896,846.16x = 1,345,481.44 × 357,133.68 - Step 4: Simplify right side
896,846.16x = 480,516,738,038.90 - Step 5: Solve for x
x = 480,516,738,038.90/896,846.16 - Step 6: Final answer
x = 535,785.02
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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.