Finding the Fourth Proportional to 432,289.12, 596,609.58 and 359,563.70
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Solution
The fourth proportional to 432,289.12, 596,609.58 and 359,563.70 is: 496,239.99
Step by Step Solution
- Step 1: Write the proportion equation
432,289.12 : 596,609.58 = 359,563.70 : x - Step 2: Convert to fraction form
432,289.12/596,609.58 = 359,563.70/x - Step 3: Cross multiply
432,289.12x = 596,609.58 × 359,563.70 - Step 4: Simplify right side
432,289.12x = 214,519,148,040.25 - Step 5: Solve for x
x = 214,519,148,040.25/432,289.12 - Step 6: Final answer
x = 496,239.99
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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.