Finding the Fourth Proportional to 376,149.21, 564,314.94 and 216,327.44
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Solution
The fourth proportional to 376,149.21, 564,314.94 and 216,327.44 is: 324,543.56
Step by Step Solution
- Step 1: Write the proportion equation
376,149.21 : 564,314.94 = 216,327.44 : x - Step 2: Convert to fraction form
376,149.21/564,314.94 = 216,327.44/x - Step 3: Cross multiply
376,149.21x = 564,314.94 × 216,327.44 - Step 4: Simplify right side
376,149.21x = 122,076,803,502.38 - Step 5: Solve for x
x = 122,076,803,502.38/376,149.21 - Step 6: Final answer
x = 324,543.56
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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.