Finding the Fourth Proportional to 844,237.83, 1,266,372.95 and 311,484.63
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Solution
The fourth proportional to 844,237.83, 1,266,372.95 and 311,484.63 is: 467,232.92
Step by Step Solution
- Step 1: Write the proportion equation
844,237.83 : 1,266,372.95 = 311,484.63 : x - Step 2: Convert to fraction form
844,237.83/1,266,372.95 = 311,484.63/x - Step 3: Cross multiply
844,237.83x = 1,266,372.95 × 311,484.63 - Step 4: Simplify right side
844,237.83x = 394,455,709,772.76 - Step 5: Solve for x
x = 394,455,709,772.76/844,237.83 - Step 6: Final answer
x = 467,232.92
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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.