Finding the Fourth Proportional to 556,623.20, 835,129.20 and 201,648.80
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Solution
The fourth proportional to 556,623.20, 835,129.20 and 201,648.80 is: 302,543.63
Step by Step Solution
- Step 1: Write the proportion equation
556,623.20 : 835,129.20 = 201,648.80 : x - Step 2: Convert to fraction form
556,623.20/835,129.20 = 201,648.80/x - Step 3: Cross multiply
556,623.20x = 835,129.20 × 201,648.80 - Step 4: Simplify right side
556,623.20x = 168,402,801,024.96 - Step 5: Solve for x
x = 168,402,801,024.96/556,623.20 - Step 6: Final answer
x = 302,543.63
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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.