Finding the Fourth Proportional to 971,592.12, 1,457,431.92 and 297,624.24
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Solution
The fourth proportional to 971,592.12, 1,457,431.92 and 297,624.24 is: 446,449.76
Step by Step Solution
- Step 1: Write the proportion equation
971,592.12 : 1,457,431.92 = 297,624.24 : x - Step 2: Convert to fraction form
971,592.12/1,457,431.92 = 297,624.24/x - Step 3: Cross multiply
971,592.12x = 1,457,431.92 × 297,624.24 - Step 4: Simplify right side
971,592.12x = 433,767,067,541.74 - Step 5: Solve for x
x = 433,767,067,541.74/971,592.12 - Step 6: Final answer
x = 446,449.76
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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.