Finding the Fourth Proportional to 432,645.57, 597,215.10 and 325,526.99
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Solution
The fourth proportional to 432,645.57, 597,215.10 and 325,526.99 is: 449,350.80
Step by Step Solution
- Step 1: Write the proportion equation
432,645.57 : 597,215.10 = 325,526.99 : x - Step 2: Convert to fraction form
432,645.57/597,215.10 = 325,526.99/x - Step 3: Cross multiply
432,645.57x = 597,215.10 × 325,526.99 - Step 4: Simplify right side
432,645.57x = 194,409,633,885.55 - Step 5: Solve for x
x = 194,409,633,885.55/432,645.57 - Step 6: Final answer
x = 449,350.80
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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.