Finding the Fourth Proportional to 791,331.24, 1,092,115.26 and 451,850.52
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Solution
The fourth proportional to 791,331.24, 1,092,115.26 and 451,850.52 is: 623,598.34
Step by Step Solution
- Step 1: Write the proportion equation
791,331.24 : 1,092,115.26 = 451,850.52 : x - Step 2: Convert to fraction form
791,331.24/1,092,115.26 = 451,850.52/x - Step 3: Cross multiply
791,331.24x = 1,092,115.26 × 451,850.52 - Step 4: Simplify right side
791,331.24x = 493,472,848,130.94 - Step 5: Solve for x
x = 493,472,848,130.94/791,331.24 - Step 6: Final answer
x = 623,598.34
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1.5x scale
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.