Finding the Fourth Proportional to 901,325.52, 1,243,829.11 and 493,426.09
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Solution
The fourth proportional to 901,325.52, 1,243,829.11 and 493,426.09 is: 680,927.95
Step by Step Solution
- Step 1: Write the proportion equation
901,325.52 : 1,243,829.11 = 493,426.09 : x - Step 2: Convert to fraction form
901,325.52/1,243,829.11 = 493,426.09/x - Step 3: Cross multiply
901,325.52x = 1,243,829.11 × 493,426.09 - Step 4: Simplify right side
901,325.52x = 613,737,734,375.48 - Step 5: Solve for x
x = 613,737,734,375.48/901,325.52 - Step 6: Final answer
x = 680,927.95
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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.