Finding the Fourth Proportional to 531,701.45, 797,676.99 and 326,764.52
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Solution
The fourth proportional to 531,701.45, 797,676.99 and 326,764.52 is: 490,223.49
Step by Step Solution
- Step 1: Write the proportion equation
531,701.45 : 797,676.99 = 326,764.52 : x - Step 2: Convert to fraction form
531,701.45/797,676.99 = 326,764.52/x - Step 3: Cross multiply
531,701.45x = 797,676.99 × 326,764.52 - Step 4: Simplify right side
531,701.45x = 260,652,538,752.40 - Step 5: Solve for x
x = 260,652,538,752.40/531,701.45 - Step 6: Final answer
x = 490,223.49
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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.