Finding the Fourth Proportional to 768,806.80, 1,153,320.26 and 236,372.53
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Solution
The fourth proportional to 768,806.80, 1,153,320.26 and 236,372.53 is: 354,592.63
Step by Step Solution
- Step 1: Write the proportion equation
768,806.80 : 1,153,320.26 = 236,372.53 : x - Step 2: Convert to fraction form
768,806.80/1,153,320.26 = 236,372.53/x - Step 3: Cross multiply
768,806.80x = 1,153,320.26 × 236,372.53 - Step 4: Simplify right side
768,806.80x = 272,613,226,574.60 - Step 5: Solve for x
x = 272,613,226,574.60/768,806.80 - Step 6: Final answer
x = 354,592.63
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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.