Finding the Fourth Proportional to 750,505.24, 1,035,676.98 and 428,209.48
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Solution
The fourth proportional to 750,505.24, 1,035,676.98 and 428,209.48 is: 590,917.53
Step by Step Solution
- Step 1: Write the proportion equation
750,505.24 : 1,035,676.98 = 428,209.48 : x - Step 2: Convert to fraction form
750,505.24/1,035,676.98 = 428,209.48/x - Step 3: Cross multiply
750,505.24x = 1,035,676.98 × 428,209.48 - Step 4: Simplify right side
750,505.24x = 443,486,701,053.77 - Step 5: Solve for x
x = 443,486,701,053.77/750,505.24 - Step 6: Final answer
x = 590,917.53
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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.