Finding the Fourth Proportional to 620,750.17, 930,977.63 and 171,461.09
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Solution
The fourth proportional to 620,750.17, 930,977.63 and 171,461.09 is: 257,150.86
Step by Step Solution
- Step 1: Write the proportion equation
620,750.17 : 930,977.63 = 171,461.09 : x - Step 2: Convert to fraction form
620,750.17/930,977.63 = 171,461.09/x - Step 3: Cross multiply
620,750.17x = 930,977.63 × 171,461.09 - Step 4: Simplify right side
620,750.17x = 159,626,441,318.53 - Step 5: Solve for x
x = 159,626,441,318.53/620,750.17 - Step 6: Final answer
x = 257,150.86
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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.