Finding the Fourth Proportional to 577,648.26, 797,397.21 and 351,372.42
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Solution
The fourth proportional to 577,648.26, 797,397.21 and 351,372.42 is: 485,041.52
Step by Step Solution
- Step 1: Write the proportion equation
577,648.26 : 797,397.21 = 351,372.42 : x - Step 2: Convert to fraction form
577,648.26/797,397.21 = 351,372.42/x - Step 3: Cross multiply
577,648.26x = 797,397.21 × 351,372.42 - Step 4: Simplify right side
577,648.26x = 280,183,387,378.95 - Step 5: Solve for x
x = 280,183,387,378.95/577,648.26 - Step 6: Final answer
x = 485,041.52
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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.