Finding the Fourth Proportional to 343,220.44, 514,904.99 and 140,817.01
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Solution
The fourth proportional to 343,220.44, 514,904.99 and 140,817.01 is: 211,256.01
Step by Step Solution
- Step 1: Write the proportion equation
343,220.44 : 514,904.99 = 140,817.01 : x - Step 2: Convert to fraction form
343,220.44/514,904.99 = 140,817.01/x - Step 3: Cross multiply
343,220.44x = 514,904.99 × 140,817.01 - Step 4: Simplify right side
343,220.44x = 72,507,381,125.88 - Step 5: Solve for x
x = 72,507,381,125.88/343,220.44 - Step 6: Final answer
x = 211,256.01
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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.