Finding the Fourth Proportional to 456,588.68, 630,037.17 and 263,059.70
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Solution
The fourth proportional to 456,588.68, 630,037.17 and 263,059.70 is: 362,990.58
Step by Step Solution
- Step 1: Write the proportion equation
456,588.68 : 630,037.17 = 263,059.70 : x - Step 2: Convert to fraction form
456,588.68/630,037.17 = 263,059.70/x - Step 3: Cross multiply
456,588.68x = 630,037.17 × 263,059.70 - Step 4: Simplify right side
456,588.68x = 165,737,388,929.05 - Step 5: Solve for x
x = 165,737,388,929.05/456,588.68 - Step 6: Final answer
x = 362,990.58
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1.5x scale
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.