Finding the Fourth Proportional to 602,525.12, 831,456.60 and 330,586.88
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Solution
The fourth proportional to 602,525.12, 831,456.60 and 330,586.88 is: 456,194.50
Step by Step Solution
- Step 1: Write the proportion equation
602,525.12 : 831,456.60 = 330,586.88 : x - Step 2: Convert to fraction form
602,525.12/831,456.60 = 330,586.88/x - Step 3: Cross multiply
602,525.12x = 831,456.60 × 330,586.88 - Step 4: Simplify right side
602,525.12x = 274,868,643,249.41 - Step 5: Solve for x
x = 274,868,643,249.41/602,525.12 - Step 6: Final answer
x = 456,194.50
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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.