Finding the Fourth Proportional to 479,621.26, 661,881.99 and 264,756.70
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Solution
The fourth proportional to 479,621.26, 661,881.99 and 264,756.70 is: 365,366.81
Step by Step Solution
- Step 1: Write the proportion equation
479,621.26 : 661,881.99 = 264,756.70 : x - Step 2: Convert to fraction form
479,621.26/661,881.99 = 264,756.70/x - Step 3: Cross multiply
479,621.26x = 661,881.99 × 264,756.70 - Step 4: Simplify right side
479,621.26x = 175,237,691,461.83 - Step 5: Solve for x
x = 175,237,691,461.83/479,621.26 - Step 6: Final answer
x = 365,366.81
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.