Finding the Fourth Proportional to 1,162,985.32, 1,744,478.09 and 364,329.14
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Solution
The fourth proportional to 1,162,985.32, 1,744,478.09 and 364,329.14 is: 546,493.75
Step by Step Solution
- Step 1: Write the proportion equation
1,162,985.32 : 1,744,478.09 = 364,329.14 : x - Step 2: Convert to fraction form
1,162,985.32/1,744,478.09 = 364,329.14/x - Step 3: Cross multiply
1,162,985.32x = 1,744,478.09 × 364,329.14 - Step 4: Simplify right side
1,162,985.32x = 635,564,203,938.11 - Step 5: Solve for x
x = 635,564,203,938.11/1,162,985.32 - Step 6: Final answer
x = 546,493.75
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1.5x scale
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.