Finding the Fourth Proportional to 646,593.99, 892,327.44 and 360,114.15
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Solution
The fourth proportional to 646,593.99, 892,327.44 and 360,114.15 is: 496,972.98
Step by Step Solution
- Step 1: Write the proportion equation
646,593.99 : 892,327.44 = 360,114.15 : x - Step 2: Convert to fraction form
646,593.99/892,327.44 = 360,114.15/x - Step 3: Cross multiply
646,593.99x = 892,327.44 × 360,114.15 - Step 4: Simplify right side
646,593.99x = 321,339,740,248.29 - Step 5: Solve for x
x = 321,339,740,248.29/646,593.99 - Step 6: Final answer
x = 496,972.98
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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.