Finding the Fourth Proportional to 626,733.44, 939,860.24 and 266,679.08
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Solution
The fourth proportional to 626,733.44, 939,860.24 and 266,679.08 is: 399,916.52
Step by Step Solution
- Step 1: Write the proportion equation
626,733.44 : 939,860.24 = 266,679.08 : x - Step 2: Convert to fraction form
626,733.44/939,860.24 = 266,679.08/x - Step 3: Cross multiply
626,733.44x = 939,860.24 × 266,679.08 - Step 4: Simplify right side
626,733.44x = 250,641,060,099.18 - Step 5: Solve for x
x = 250,641,060,099.18/626,733.44 - Step 6: Final answer
x = 399,916.52
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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.