Finding the Fourth Proportional to 385,559.34, 578,245.86 and 148,750.98
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Solution
The fourth proportional to 385,559.34, 578,245.86 and 148,750.98 is: 223,090.53
Step by Step Solution
- Step 1: Write the proportion equation
385,559.34 : 578,245.86 = 148,750.98 : x - Step 2: Convert to fraction form
385,559.34/578,245.86 = 148,750.98/x - Step 3: Cross multiply
385,559.34x = 578,245.86 × 148,750.98 - Step 4: Simplify right side
385,559.34x = 86,014,638,355.94 - Step 5: Solve for x
x = 86,014,638,355.94/385,559.34 - Step 6: Final answer
x = 223,090.53
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.