Finding the Fourth Proportional to 837,952.68, 1,156,374.99 and 455,971.26
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Solution
The fourth proportional to 837,952.68, 1,156,374.99 and 455,971.26 is: 629,240.50
Step by Step Solution
- Step 1: Write the proportion equation
837,952.68 : 1,156,374.99 = 455,971.26 : x - Step 2: Convert to fraction form
837,952.68/1,156,374.99 = 455,971.26/x - Step 3: Cross multiply
837,952.68x = 1,156,374.99 × 455,971.26 - Step 4: Simplify right side
837,952.68x = 527,273,761,222.79 - Step 5: Solve for x
x = 527,273,761,222.79/837,952.68 - Step 6: Final answer
x = 629,240.50
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.