Finding the Fourth Proportional to 1,329,729.63, 1,994,594.49 and 332,457.63
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Solution
The fourth proportional to 1,329,729.63, 1,994,594.49 and 332,457.63 is: 498,686.46
Step by Step Solution
- Step 1: Write the proportion equation
1,329,729.63 : 1,994,594.49 = 332,457.63 : x - Step 2: Convert to fraction form
1,329,729.63/1,994,594.49 = 332,457.63/x - Step 3: Cross multiply
1,329,729.63x = 1,994,594.49 × 332,457.63 - Step 4: Simplify right side
1,329,729.63x = 663,118,156,956.46 - Step 5: Solve for x
x = 663,118,156,956.46/1,329,729.63 - Step 6: Final answer
x = 498,686.46
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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.